Why 04 Silverado Temp Gauge Goes To Hot When Idling

I have less than 7k miles on my new Silverado W/T. i changed the oil and filter which smelled like gas. The temperature gauge goes up and. I have a 2012 Chevy Colorado with an odd temp gauge issue. If a MAF sensor is already weak, then it may provide a bad reading to the ECU and tweak the mixture rich or lean by error, which could cause rough idling. The transmission temperature gauge suffers from the same tendency to fail as all the other gauges and again will be caused by a failing stepper motor. This whole exchange should go from idle reading to idle reading in 2-3 seconds, tops. When the vehicle is started from being completely cold (like freezing cold), the temp gauge immediately goes all the way up. Hot coolant flows through the tubes and transfers heat to the fins, which is carried away by air flowing through the gaps between the fins. My EGR keeps getting clogged after 200 miles of continuous driving. i checked all fluids and they are full. SOURCE: It is a 1999. I have a 2006 Silverado. What should I do? There is some "play" in the steering column. 3l engine has been overheating lately when I let it idle for around 4 minutes or so. Also during accleration it will rise to 210^ and drop back down, never staying at a constant temp. My car has 148000 miles. And, since Core Temp also shows me what the processor’s load is, I can tell that these temperature readings are coming from when the CPU is idling (the screenshot shows that my CPU is at less than 5% load, which means it is “idle”. In this article, I'll show you how to test the thermostat in your Ford 4. I mean, thats almost everything. Reader the code is p1299. About once or twice a day, the drivers side goes full hot. the engine hour keeps resetting back to zero and the temp gauge moves from hot to cold and back. 212 degrees at 30 minutes. I didn't know what it mean. The thermostat starts off at a closed position, when you start the engine. Then it’ll happen again a short time later. Diesel Conversions® works hard to be leaders in the Cummins diesel conversion market, and we want to be the best. The gauge does receive its data from a simple sending unit on the engine, and those sending units do go bad quite frequently. The sensor is located on the left cylinder head between the 2 rear spark plugs and has a Black and a Yellow wire going to it, both of which also go to the VCM. Even a dirty MAF sensor can cause a lean code and/or misfire to occur. Note the vacuum readings, and any fluctuations, at each speed. I get "AC turned off engine hot" on my 2007 Chevy Silverado but the motor is not running hot, AC will not work and the temp gauge is on 160. The temp goes up normally and hits about 210 and is steady for a few mins n then it will shoot up 3/4 of a way on the gauge. The idle relearn needs reset. So many oil deals. My car has an automatic transmission. Get a free detailed estimate for an oil change in your area from KBB. My temp gauge was well under 210 driving down the highway, then all of a sudden it jumps up past 210, between 210 and 260. the engine hour keeps resetting back to zero and the temp gauge moves from hot to cold and back. If you are considering a Cummins ® diesel conversion into your Super Duty ® Ford ®, or Chevy truck- you have come to the right site. Hi everyone. Changed the thermostat and the temp. The instrument recorded. Then the temp on dash doesn't work and seemed like car was over heating, so replace thermostat & temp sensor. 3 L Powertrain Generator Models: 30--45 kW TP-6103 1/01 Service. The difference might be that at highway speeds, the air blows hotter, but doesn't at idle. I have a 2015 with the Penstar and have less than 3K miles on it. After seeing the 2018 Chevrolet Silverado 1500 Performance Concept at the 2017 Specialty Equipment Market Association Show in Las Vegas, we have only two words for Chevy: Make it!. July 27, 2018 Title 29 Labor Parts 1911 to 1925 Revised as of July 1, 2018 Containing a codification of documents of general applicability and future effect As of July 1, 2018. 145 degrees after 6 minutes. After idling more than 30 minutes, it did not. the engine hour keeps resetting back to zero and the temp gauge moves from hot to cold and back. Hg (inches of mercury) or (kPa) to check this specification. Does temp gauge register in the normal range and do you get heat from heater? Maybe the thermostat. The gauge does receive its data from a simple sending unit on the engine, and those sending units do go bad quite frequently. It gets louder the faster the car goes. The aluminum oxide honeycomb begins to degrade and weaken. New water pump, engine thermostat, and radiator flushed. Hot coolant flows through the tubes and transfers heat to the fins, which is carried away by air flowing through the gaps between the fins. 7 and icp climbs as truck cools till eot gets to about 100 and then it builds 500+ and she fires right up. I mean, thats almost everything. Diesel Conversions® works hard to be leaders in the Cummins diesel conversion market, and we want to be the best. Then you start the car a few minutes later and everything seems to be fine. With the key on and the engine off, just compare the “EGR De-sired” percentage to “EGR Actu-al. AutoAnything's truck gauges and aftermarket car gauges add the ultimate touch to your vehicle's information center. The customer complained the check engine light was on, the truck ran poorly and stalled occasionally at idle. Average failure mileage is 92,800 miles. Next, hold engine speed steady at about 2500 rpm for 15 seconds and read the gauge. Run the engine at idle, low cruise (1800 to 2200 rpm) and high cruise (2500 to 3000 rpm). A code 33 will set if the MAP sensor output voltage is higher than expected (indicating low vacuum) and a code 34 will set if the MAP sensor output. That was 6 months ago, today while getting my car washed the warning come on same reason as before so I changed the sensor again. 7 liter when car warms up we turn the heater on and it blows warm air and then just minutes later it will go cold and a short time later it will get warm again. After about 20 min. The radiator is the most important component of the cooling system because it’s where heat exchange takes place. About 5 mins later the truck started idling normally. The vacuum gauge should drop to almost zero when you hit WOT. Idle range of A/F from 13:1 to 16:1 it still happens at idle. I didn't know what it mean. You pull the lead from the sensor and ground it to the block or a good ground. I went to leave today and the car started to sound like I hit something but when I got out and looked I didn’t see anything but when I got back in and started to reverse it would rev but not go backwards so when I put it in drive it went forward but I tried to reverse it. that side is connected to the wire that goes to the coolant sensor (usually on the intake manifold) the coolant sensor is a variable resistor that changes with temperature. It sounds like you need to change the thermostat in the engine it's located inside the throttle body of the engine the main hose running from the engine usually the bigger hose. In fact, our flagship product, the top-selling Original Stiction Eliminator, has been proven to remove 50 percent more stiction than the leading competitor. What could cause the temperature gauge to stay on low? The most common causes of why the temperature gauge stays on cold are faulty coolant temp sensor, faulty temperature gauge, broken wires, bad thermostat, and air pockets in the cooling system. 7 is fastest off the mark of our test field, scooting to 30 mph in 3. While there are a variety of reasons your Chevrolet Silverado 1500 is overheating, the most common 3 are a coolant leak (water pump, radiator, hose etc. Car is still rough idle and all , like explained earlier. Did not completely flush the system but did replace any coolant that came out with new coolant. This way, the computer knows how hot the engine is running and if it's getting close to overheating. Truck will say hot and needs to idle randomly as well as drops down to nothing during driving. Then stop the vehicle. Connect a fuel pressure gauge to the end of the fuel rail. Take control of your truck performance, fuel efficiency and more with Bully Dog tuning products. Join the global Raspberry Pi community. If I am on an open road, the gauge goes back down below the center of the gauge. It is not hot. I just changed the water pump, fan clutch, thermostat, and sensor on my 1999 Silverado. One is a three wire used on very early (1997-98) LS1 engines, where the third wire (usually green) goes directly to the temperature gauge on the instrument panel. The Chevrolet Silverado is a rugged truck that is made for a tough workload. DRIVEING THE CAr at speed it runs arond 190, but if I sit & idle for around five minutes the temp will climb to 225 & stay(it is a electric temp gauge) is 225 too high or is it o. Turn the air conditioning on and allow the engine to idle for at least one. Truck will say hot and needs to idle randomly as well as drops down to nothing during driving. a rough idle, often accompanied by a failed emissions test due to high HC levels. Gave a couple revs to get it not to rough idle. Let the engine idle with all of the accessories in the off position (such as A/C). This is why, once your car warms up, the temperature gauge should remain relatively static. I have a 2015 with the Penstar and have less than 3K miles on it. My temperature gauge occasionally climbs way into the danger zone. Designed for use with scooters, all-terrain vehicles, go-karts and other small machines, the Roketa carburetor is a single-barrel model that has just one idle adjustment screw. Dashboard gauges do occasionally go bad, but it is very rare. I checked the top of the engine and it runs at 195 - 200 degrees. I'd say 200 is getting hot. Attach a 4,000-pound trailer, and the RST 2. Hey i have 2000 chevy s10 pick up the 4. In TSB 01-06-01-022 (Aug 22, 2001) and TSB 01-06-01-028A (Mar 18, 2003) GM has stated that piston slap is not detrimental and will not affect the service life of the engine. Gauge Problem vs Oil Pressure Problem. Here is why. Volume DOES NOT CHANGE @ a given rpm unless there is a pressure change. Consequently, helping the engine reach its proper operating temperature. My temp gauge was well under 210 driving down the highway, then all of a sudden it jumps up past 210, between 210 and 260. “South Florida gets very hot during the summer and stays that way for most of the year. A good "rule of thumb" for idle VE is 30%. Temp gauge stops climbing at around 160 degrees. Even a dirty MAF sensor can cause a lean code and/or misfire to occur. IDLE TUNING The following is a collection of idle tuning notes, tips ‘n tricks and How-2’s for idle tuning a big cam (or any cam for that matter) that I used when dialing in my 248/254,. Last June is when the overheating prob. This high. 1-12 Page 19 Get it up to speed. Take the simplest vehicle. The sensor is located on the left cylinder head between the 2 rear spark plugs and has a Black and a Yellow wire going to it, both of which also go to the VCM. I have the right amount of refrigerant in the system. Fault Location. the gas gauge goes from full to empty and back regardless of the amount of gas in the tank. I pulled over and felt around the engine, and it wasnt even hot. Called the AA & they said the thermostat sensor needed replacing. Sometimes when a thermostat goes bad, it stays stuck open. | Image courtesy Harry Heng, via Flickr (Creative Commons 2. Again, as soon as you start driving, the temperature goes from cool to hot within a minute. The cause is often a problem in the idle air control system. The 2014 Chevrolet Silverado has many drivers hot under the collar because of continual problems with the truck’s air conditioning. I mean, thats almost everything. 3 L Powertrain Generator Models: 30--45 kW TP-6103 1/01 Service. When talking about the Ford 6. Answer: Most common problem is a bad temperature door actuator if it does have dual zone A/C. We offer a large selection of high quality car parts online, expert customer service , and helpful how-to automotive resources. I have a 2015 with the Penstar and have less than 3K miles on it. If it does not move, connect a test light by grounding one end to a good known ground and the other end to positive side of the gauge (typically a pink wire). Let the engine idle with all of the accessories in the off position (such as A/C). After that it should be back to normal. An internal combustion engine needs air, fuel, and spark in order to achieve ignition. The only way I can keep up with the temp is on my Trans temp. 09' silverado 1500 5. Attach gauge hose to fitment. Idle range of A/F from 13:1 to 16:1 it still happens at idle. Replacement thermostats come in varying temperature ranges, and you can typically go up or down 10 degrees to fine-tune engine temperature for the application. I get "AC turned off engine hot" on my 2007 Chevy Silverado but the motor is not running hot, AC will not work and the temp gauge is on 160. I have the right amount of refrigerant in the system. Fault Location. Does it idle higher than 1,000 when first started up cold? If it idles at 1,000 when cold and no higher that could be your problem. When one or more of these variables is off it can lead to a rough idling condition. A/C is controls are set to max air and max cold on the temp control. I was going to let it sit and run hot if it would b/c warranty would fix anything. 145 degrees after 6 minutes. Car is still rough idle and all , like explained earlier. The gauge does receive its data from a simple sending unit on the engine, and those sending units do go bad quite frequently. As the engine warms, the IAC counts should decrease. Unplug MAF sensor and asses its condition. 04/28/04: NHTSA ID: 10006336 TSB ID: 01747 Locking gas cap availability. It ever goes) when truck is hot ipr stays at 77. 1-12 Page 19 Get it up to speed. I can open the cap on the coolant jug and. IAT – Intake Air Temperature – This sensor provides input signals to the ECM as it reacts to the temperature of the air entering the engine. check oil hot or cold silverado, The 3rd gen Mazda RX7 had several one way check valves at various locations in its vacuum/pressure line tract. One last bit, when I shut the car off, the temp gauge and fuel gauge both began to drop, however, they both stopped and stayed at around 140 degrees and a 1/4 tank. About 5 mins later the truck started idling normally. 3l engine has been overheating lately when I let it idle for around 4 minutes or so. The first Chevy truck was a 2003 Silverado with a 5. Step 6 - Attach the gauge hose to the fitment. If a MAF sensor is already weak, then it may provide a bad reading to the ECU and tweak the mixture rich or lean by error, which could cause rough idling. 04/28/04: NHTSA ID: 10006336 TSB ID: 01747 Locking gas cap availability. AutoAnything's truck gauges and aftermarket car gauges add the ultimate touch to your vehicle's information center. The radiator has many small tubes separated by fins and connected to an inlet and outlet tank. The, as the gauge rises, the heat will stabilize at HOT. Welcome to AM-AutoParts! We've all been to a parts website thinking, "I'm here to get a part that fits my car - this should be easy!" Thirty minutes later, you get up from your computer, without auto parts and dejected. Step 7 - Start your vehicle and test pressure under idle. Want to see your transmission temperature while hauling heavy loads or pulling a trailer? GM Gauge Repair is able to add a transmission temperature gauge to your existing instrument cluster for the following GM and GMC vehicles: Silverado, Sierra, Tahoe, Suburban, Yukon, or Avalanche. Changed the thermostat and the temp. The 2016 Silverado 2500HD comes with a choice of exceptional engines to haul just about any cargo, whether you decide to go with a bi-fuel or gasoline V8 or the turbo diesel V8. Put someone on it. The logic behind it is that engines lack air when they are idling because there is no stream of air going into the engine. I moved the air temp control down to cold and back up to hot, the air turned to hot for about 1 mi … read more. The sensor is located on the left cylinder head between the 2 rear spark plugs and has a Black and a Yellow wire going to it, both of which also go to the VCM. I have a 1995 6. My garage told me I needed a new Throttle Body fuel injector dealy (Chevy 350 in a 94 Blazer), way too expensive OMG, I talked to an Auto Zone man and he suggested I try changing the coolant temperature sensor which cost about $17. The temp goes up normally and hits about 210 and is steady for a few mins n then it will shoot up 3/4 of a way on the gauge. This past winter when it was real cold 10-15 below, my 540i had a real rough idle. I just changed the water pump, fan clutch, thermostat, and sensor on my 1999 Silverado. Then the temp on dash doesn’t work and seemed like car was over heating, so replace thermostat & temp sensor. While the engine is running the coolant temperature slowly rises. Want to see your transmission temperature while hauling heavy loads or pulling a trailer? GM Gauge Repair is able to add a transmission temperature gauge to your existing instrument cluster for the following GM and GMC vehicles: Silverado, Sierra, Tahoe, Suburban, Yukon, or Avalanche. The 2016 Silverado 2500HD comes with a choice of exceptional engines to haul just about any cargo, whether you decide to go with a bi-fuel or gasoline V8 or the turbo diesel V8. Ok so my temp gauge is fluctuating sometimes alot more then some it goes all the way up to overheat then goes back down to normal i just replaced thermo stat burped the radiator then a little bit ago it started fluctuating alot more and now when i get done driving it theres alot of antifreeze in the overflow tank and i can see that it comes out of the top of it to. The gauge does receive its data from a simple sending unit on the engine, and those sending units do go bad quite frequently. Join the global Raspberry Pi community. It sounds like you need to change the thermostat in the engine it's located inside the throttle body of the engine the main hose running from the engine usually the bigger hose. The temperature went up to around 225 -230 and I didn't expect it to move. the engine hours kept resetting. I know there has been threads about broken temp gauge but i can't seem to find the right one that matches my problem. Last June is when the overheating prob. Accent LC (2000-05) :: 2002 - Idle Varying Between 600 And 2500 RPM / Code P0507. Intermittent overheating problems can also be caused by low coolant, air in the cooling system, a bad coolant temperature sensor, or even a faulty gauge. If it does not illuminate, ensure the gas gauge fuse is good. I did notice there is a snow flake right beside the obd code I got FIXD obdi read somewhere that it could have something to do with the coolant not circulating how can I figure that out?yes,it has anti freeze The truck has never over heated but it really idles ruff and buried below the cold temp when I start it and the temp gauge want go above. 145 degrees after 6 minutes. i tested the plug wires they were good. After idling more than 30 minutes, it did not. The 2016 Silverado 2500HD comes with a choice of exceptional engines to haul just about any cargo, whether you decide to go with a bi-fuel or gasoline V8 or the turbo diesel V8. Pressure in the cooling system and hot coolant are not something to be treated lightly. Ford : F-350 SuperCab Super Duty 4x4 6. 200 degrees at 20 minutes. My car has a humming noise when driving. So little time. I suspect it may be that but I don't know what the ohms should be hot or cold. It does this by allowing water to enter the engine when it is getting hot, and by keeping coolant from entering while the vehicle warms up. wiring connection maybe?? the sensor is cheap and easy to replace. getting hot. I want a comfort zone, so I got the 160. get the code the type it in in the search bar there is a page that will tell you what it is actually the computer they hook up will tell you what it is 2000 Chevrolet Silverado 1500. It normally takes only about 5 to 10 minutes to have heat. The cooling fan in the condenser is the first thing that you should look into while finding out the reason for car air conditioner not blowing cold air when idling. But then within a minute it comes back down to about the 1/4 mark, and will fluctuate between the 1/4 mark and the 1/2 mark. Coolant system failure can eventually cause major engine damage as running the truck hot can lead to head gasket failure or loss of power eventually causing the motor to stop running. Truck will say hot and needs to idle randomly as well as drops down to nothing during driving. If it's idling warm and has 15psi you're ok. This 4 Position Chip is an easy way to tune your vehicle for fuel mileage and power. GMC Envoy Codes P1400 And P0506. With the key on and the engine off, just compare the “EGR De-sired” percentage to “EGR Actu-al. I think it should be around 15 mm Hg at idle. With over 17,000 AutoCare Centers, ASE certified technicians, and a 2 year peace of mind warranty. This would mean air pocket in the coolant. 3 L V-8 engine. The normal operating temperature can range up to 1,200 to 1,600 degrees F. Fault Location. Dashboard gauges do occasionally go bad, but it is very rare. 3 Temps are down 15 to 25 degrees on test drive, No trailer. It should then settle back at the same reading it was at idle before the WOT snap. Good rule of thumb that I've followed for over 40 years is 10psi per 1000rpm hot. By the time the engine reaches operating temp (fully warmed up), the IAC position should drop into the range of about 20-50 counts in park or neutral. Silverado transmission temperature gauge. 1 inches of manifold pressure. 7 and icp climbs as truck cools till eot gets to about 100 and then it builds 500+ and she fires right up. The Raspberry Pi is a tiny and affordable computer that you can use to learn programming through fun, practical projects. A percent numeric value of the parked cleaning process is shown in information display (C). The first thing to check is the intake vacuum with a vacuum gauge. The engine then needs to run at a higher rpm for a short time to increase temperature up to operating temperature, after which the idle speed drops. 1993 Chevy k1500 truck 5. so i replaced all the plugs which where all black, i changed them @50000km before that. 185 degrees at 15 minutes. What could cause the temperature gauge to stay on low? The most common causes of why the temperature gauge stays on cold are faulty coolant temp sensor, faulty temperature gauge, broken wires, bad thermostat, and air pockets in the cooling system. 622", 112 LSA using HP Tuners. A very rough idle to stalling are the symptoms Wrong Oil. Had one that died when I let off the throttle STX-15F Dies At Idle/When Throttle. I just changed the water pump, fan clutch, thermostat, and sensor on my 1999 Silverado. These post are my personal posting and have nothing to do with the FORDF150 site. Follow these steps to complete an Idle Relearn: With vehicle at a complete stop, set the parking brake. What's wrong? The paint is peeling from my early Miata. On most OBD1 applications, there are two trouble codes associated with the MAP sensor. But keep a pen and paper and start keeping track, Time, Temperature, sunny, rainy to see if you can pin point it down. 200 degrees at 20 minutes. 4L pick up (van or SUV). BEST SELLERS. I turn on the key, the temp gauge goes up to about 200. According to gm special bulletins this is covered for 03 and 04 models using the same ipc. sit bulletin 1459166. Possibly a temp sensor is sending wrong info to computer telling it car is cold when it is in fact warmed up. plugged it back up and have had no other occurance for about a month now. i tested the plug wires they were good. My mechanic checked the actual temperature when the engine was at regular operating temperature with his computer and it indicated the actual temp was 185 degrees while the gauge indicates 110 degrees. The difference might be that at highway speeds, the air blows hotter, but doesn’t at idle. Up until this time the truck would always sit at 210 degree any time of the year. Fault Location. 1; 2; 3; 4; 5 » Heat Flux Sensor. OBDII shows nothing. I got the 160 stat. I just changed the water pump, fan clutch, thermostat, and sensor on my 1999 Silverado. I've found this to be too much IAC control when it's closing (toward zero). However if I rev my car to 3,000 rpm, the car temp goes back down to normal and my heater starts working again. If vacuum is present, remove the output side connector (two port style) which goes to the EGR valve transducer (looks like a small black UFOhehe) Connect a vacuum gauge to output B (the one closer to the unit it's a little longer than the other output). The customer complained the check engine light was on, the truck ran poorly and stalled occasionally at idle. The later engines use a two wire sensor and the pcm conditions the signal and a separate signal from the pcm goes to the gauge on the instrument cluster. When one or more of these variables is off it can lead to a rough idling condition. I didn't know what it mean. 04/28/04: NHTSA ID: 10006336 TSB ID: 01747 Locking gas cap availability. But it doesn't. Why Safety Belts Work When you ride in or on anything, you go as fast as it goes. The concept for the guage is fairly simple. Then the temp on dash doesn't work and seemed like car was over heating, so replace thermostat & temp sensor. 2007 Chevy Silverado, Crew cab, LS 277,000 mi. After a short distance of driving; the temp gauge goes. According to gm special bulletins this is covered for 03 and 04 models using the same ipc. Scanned and a new code popped up p0306, misfire cylinder #6. After installing the gauge, pump it up to 10 pounds. 1 seconds is second only to the Ford Rangers. It's temp gauge has always read at just before the 210 mark since new but the other day while at a drive thru it started climbing higher and the temperature here has been high 80s to mid 90s only. The torque converter fills in both the P (PARK) and N (NEUTRAL) positions. Sorry but the only time to worry about the engine temp is if the needle on the gauge goes into the red section that's higher up on the gauge. : In this tutorial you'll learn how to repair a sticky, stuck, jumpy or dead GM speedometer, tachometer, fuel gauge, oil pressure gauge, volt meter, water temperature gauge and transmission temperature gauge. Join the global Raspberry Pi community. R-134a TEMPERATURE PRESSURE CHART (Tabla de Temperaturas y Lecturas) Ambient Temperature °F / °C (Temperatura Ambiental) Low-Pressure Gauge (Puerto de Servicio del Lado de Baja Presion) High-Pressure Gauge (Puerto de Servicio del Lado de Lado de Alta Presion) 65°F (18°C) 25-35 psi / 172-241 kPa: 135-155 psi / 931-1069 kPa: 70°F (21°C). wiring connection maybe?? the sensor is cheap and easy to replace. 1A Auto believes in empowering you, our customer, to do your own car repairs. My mechanic checked the actual temperature when the engine was at regular operating temperature with his computer and it indicated the actual temp was 185 degrees while the gauge indicates 110 degrees. The vent temperature should range from around 42-55 degrees in my experience. GM recalls Chevrolet Silverado and GMC Sierra trucks The front seat belt retractors may malfunction General Motors is recalling 38,048 model year 2017-2018 Chevrolet Silverado 2500s & 3500s, and. 6l lb7 repeat engine oil leak (left side) #2 main bearing cross bolt. I have a 92 Honda Accord. When one or more of these variables is off it can lead to a rough idling condition. The factory programming may not provide enough idle speed when the A/C is on, when the alternator is under high load or when the temperature is extremely hot or cold. Monitor the engines temperature by observing the temperature gauge. By the time the engine reaches operating temp (fully warmed up), the IAC position should drop into the range of about 20-50 counts in park or neutral. While there are a variety of reasons your Chevrolet Silverado 1500 is overheating, the most common 3 are a coolant leak (water pump, radiator, hose etc. Gauge Problem vs Oil Pressure Problem. If I shut it off for 30 seconds or so. When I rev the engine, the temperature gauge moves slowly back to the 200° range, but when left to idle, it moves back up to 250°. The fuel gauge should immediately go to empty. 5 S6 Holset beast -gone fast '93 S4 -gone '94 S4 -gone '87 4KQ20vT 400hp monster -gone so fast Prov. The rider The person keeps going until stopped by something. I have a 1995 6. After idling more than 30 minutes, it did not. With over 17,000 AutoCare Centers, ASE certified technicians, and a 2 year peace of mind warranty. These engines use an electronically controlled EGR valve with a built-in position sensor. Intrepid :: 98 - Heater Will Not Blow Hot Air When Idling (just Warm) I am having a problem with the heater on my 98 2. If the fuel pressure rises on the gauge indicating the fuel pump has started, compare the maximum fuel pressure reading to the specifications in FUEL-01. OBDII shows nothing. example, then your gauge should show 31. Repairing a dashboard or gauge is usually beyond the scope of DIY car maintenance. Ichecked with an o. ?? I have hooked a mechcanical temp gauge to the head & it read 215 so maybe the elec. 3L z-71 V-8 4wd 70000plus kms my problem is i got a code which read P0300- misfire. Now Car warms up in cabin, temp on dash works and code gone. I'd say 200 is getting hot. It is not hot. The temp goes up normally and hits about 210 and is steady for a few mins n then it will shoot up 3/4 of a way on the gauge. On V type engines having two manifolds, make separate tests on each manifold. The logic behind it is that engines lack air when they are idling because there is no stream of air going into the engine. Disconnected Idle Speed Control Actuator and engine runs at very high idle so apparently the ECM is unsuccessfully attempting to manage the idle and the ISC is functioning. Pulling up a mountain at 65-70 mph in central Pa about two weeks ago, I noticed that the temperature gauge started at normal operating at just under the 200 degree mark; 260 is red hot on the gauge. Engine RPM picked up from 700 to 800. I turn on the key, the temp gauge goes up to about 200. My garage told me I needed a new Throttle Body fuel injector dealy (Chevy 350 in a 94 Blazer), way too expensive OMG, I talked to an Auto Zone man and he suggested I try changing the coolant temperature sensor which cost about $17. Question: Hello, I drive a 2004 Chevy Tahoe 5. Replacement is £31 and just the two screws hold it on. After that it should be back to normal. Please also check out the statistics and reliability analysis of the 2004 Chevrolet Silverado 1500 based on all problems reported for the 2004 Silverado 1500. I mean, thats almost everything. Then you only need the idle VE (and injector open time) to predict the idle pulse width, since this is minimum when there are no enrichments (E=0, accel=0). Turn the air conditioning on and allow the engine to idle for at least one. 2 out of 5 stars 12 $33. I also put on a new engine temperature sender unit which is two wire replacing a one wire unit. Did not completely flush the system but did replace any coolant that came out with new coolant. I moved the air temp control down to cold and back up to hot, the air turned to hot for about 1 mi … read more. Is this an internal part? Truck also goes into tow/haul mode whenever it feels like but i did see where most ppl say its a broken wire. After a short distance of driving; the temp gauge goes. But then within a minute it comes back down to about the 1/4 mark, and will fluctuate between the 1/4 mark and the 1/2 mark. This leads me to believe it's just the gauge, not the actual temperature that's the issue. One very cold morning (zero degrees F)after sitting in the drive way all night, the coolant temp gauge started fluxuating while I was driving. Apply parking brakes. | Image courtesy Harry Heng, via Flickr (Creative Commons 2. On my Scorpio, I removed the EGR assembly completely, and welded in (filled) the old flanges to take a an Exhaust Gas Temperature Gauge sender on the exhaust side, and a boost gauge sender on the manifold side. When one or more of these variables is off it can lead to a rough idling condition. the heat on, and also my temp gauge goes to hot. If you DO have 12 volts to the fuel gauge, the next step is to remove the fuel sending unit wire, and, with the ignition key “on”, ground the sender wire to a good chassis ground. The difference might be that at highway speeds, the air blows hotter, but doesn’t at idle. This way, the computer knows how hot the engine is running and if it’s getting close to overheating. The ECT sensor may also control the temperature gauge on your dash, though in some vehicles, that is done instead by the engine coolant sending unit, otherwise known as a temperature switch. 5 seconds, while its 0-60 time of 14. Depending on the engine, and the build (tolerances) of the engine, along with many other variables, it is possible to not see an oil temp reading at all if you simply run the car in a shop, or idle the car for a long period. i changed the oil and filter which smelled like gas. i can tell by feeling the upper radiator hose that the truck is hot because i can barely even lay my hand on it. Briefly turn on the ignition without starting the engine. 2007 Chevy Silverado, Crew cab, LS 277,000 mi. I got the 160 stat. The difference might be that at highway speeds, the air blows hotter, but doesn't at idle. The later engines use a two wire sensor and the pcm conditions the signal and a separate signal from the pcm goes to the gauge on the instrument cluster. After several minutes of driving with heat on air temp goes from hot to warm. That’s all that’s required to set up the one wire interface. My EGR keeps getting clogged after 200 miles of continuous driving. Silverado transmission temperature gauge. The transmission temperature gauge suffers from the same tendency to fail as all the other gauges and again will be caused by a failing stepper motor. The thermostat, and clutch or electrically controlled cooling fan work in conjunction to keep the water at the optimum temperature. This whole exchange should go from idle reading to idle reading in 2-3 seconds, tops. Did not completely flush the system but did replace any coolant that came out with new coolant. R-134a TEMPERATURE PRESSURE CHART (Tabla de Temperaturas y Lecturas) Ambient Temperature °F / °C (Temperatura Ambiental) Low-Pressure Gauge (Puerto de Servicio del Lado de Baja Presion) High-Pressure Gauge (Puerto de Servicio del Lado de Lado de Alta Presion) 65°F (18°C) 25-35 psi / 172-241 kPa: 135-155 psi / 931-1069 kPa: 70°F (21°C). Looking for a little help with a temp gauge that seems to be too hot. Removing the sending unit wire from the chassis ground the fuel gauge should go directly to “full”. Water Temp Gauges for Chevrolet. I have a 92 Honda Accord. While there are a variety of reasons your Chevrolet Silverado 1500 is overheating, the most common 3 are a coolant leak (water pump, radiator, hose etc. Normal vent temperature readings will vary depending on the (ambient) outside temp. 4L pick up (van or SUV). Then turn the key to RUN and the gauge should peg the needle if: That is the sensor for the temp gauge and the wire is good between the gauge and sensor and The gauge is powered and in working condition. The difference might be that at highway speeds, the air blows hotter, but doesn't at idle. Disconnect the wire at the sending unit and, using a jumper wire, connect the wire to a clean ground on the engine. The difference might be that at highway speeds, the air blows hotter, but doesn’t at idle. Air conditioner blows cold while driving, hot shortly after stopping Poor cooling, strange buzzing behind dash fluctuating low side pressure and 134a shoots out relief valve well driving. With Hot Shot’s Secret diesel engine products, your engine will perform like new, last twice as long, and resist wear and tear. However if I rev my car to 3,000 rpm, the car temp goes back down to normal and my heater starts working again. ), the radiator fan, or a failed thermostat. Drive vehicle if necessary to bring fluid temperature up to normal hot operating temperature of 82°C (180°F). Then you only need the idle VE (and injector open time) to predict the idle pulse width, since this is minimum when there are no enrichments (E=0, accel=0). AutoAnything's truck gauges and aftermarket car gauges add the ultimate touch to your vehicle's information center. What's wrong? The paint is peeling from my early Miata. then, if the gauge falls, what happens to the air temp? Now, do the same thing from cold start in city driving, or just at idle in the driveway. 1993 Chevy k1500 truck 5. ?? I have hooked a mechcanical temp gauge to the head & it read 215 so maybe the elec. 00 Select options; 47RE 48RE Torque Converter Number 8DX Dodge Diesel Single Clutch Billet with billet stator option $ 815. Connect a vacuum gauge. Average failure mileage is 92,800 miles. My 2006 Silverado with 5. This just started happening, but after I start the car in the morning or after work and drive it for 15-20 minutes, everything is fine. The logic behind it is that engines lack air when they are idling because there is no stream of air going into the engine. I kinda figured with 215K on it the tmp sensor was going bad, so I unplugged it, checked the voltage to it and got a reading from the sensor. The difference might be that at highway speeds, the air blows hotter, but doesn't at idle. Also during accleration it will rise to 210^ and drop back down, never staying at a constant temp. 74; Engine Break-In Oil Additive (1 Bottle) $10. Engine RPM picked up from 700 to 800. After a few minutes, engine heat closes the piston/cylinder tolerances and the knock goes away. Our Ody's temp gauge normally reads halfway between cold and hot on the scale. Also, it is usually with forced inducted cars that you will come across the most problems with vacuum/pressure leaks do to the extra heat a forced inducted application presents, and the extra amount of rubber or silicon hoses that need. The Chevrolet Silverado is a rugged truck that is made for a tough workload. So little time. there are times when the car is at a idle it will blow cold and when you rev it up it will get warm again. 185 degrees at 15 minutes. The transmission temperature gauge suffers from the same tendency to fail as all the other gauges and again will be caused by a failing stepper motor. Snyder is back with more tips & tricks to help keep a Ford 6. With the AC on the coldest setting, use a thermometer in a middle vent. 0, the big issue that people have with them is the fact that the head gaskets love to blow out, and the EGR cooler loves to blow, causing plumes of white smoke to billow out of the exhaust like you’re fogging for mosquitos. On a normal operating engine, it is typical to see high IAC counts (100 or more) when the engine is idling cold and during the warm-up cycle. IDLE TUNING The following is a collection of idle tuning notes, tips ‘n tricks and How-2’s for idle tuning a big cam (or any cam for that matter) that I used when dialing in my 248/254,. Almost all the way to H. I just changed the water pump, fan clutch, thermostat, and sensor on my 1999 Silverado. if the concern is worse than a like vehicle, technician should f: 08/15/17. One is a three wire used on very early (1997-98) LS1 engines, where the third wire (usually green) goes directly to the temperature gauge on the instrument panel. If I am on an open road, the gauge goes back down below the center of the gauge. After seeing the 2018 Chevrolet Silverado 1500 Performance Concept at the 2017 Specialty Equipment Market Association Show in Las Vegas, we have only two words for Chevy: Make it!. Take care of your car in one place. Scan data can provide a quick check for this type of valve. 208 degrees at 25 minutes. Why Safety Belts Work When you ride in or on anything, you go as fast as it goes. These engines use an electronically controlled EGR valve with a built-in position sensor. It's temp gauge has always read at just before the 210 mark since new but the other day while at a drive thru it started climbing higher and the temperature here has been high 80s to mid 90s only. 6l lb7 repeat engine oil leak (left side) #2 main bearing cross bolt. If it does not move, connect a test light by grounding one end to a good known ground and the other end to positive side of the gauge (typically a pink wire). The first Chevy truck was a 2003 Silverado with a 5. I moved the air temp control down to cold and back up to hot, the air turned to hot for about 1 mi … read more. Connect the vacuum gauge hose as close to the intake manifold as possible and start engine. The Bully Dog 41101 4-Position Chip for your 1994-1997 Ford 7. I do alot of driving in city traffic, so my eyes are usually always set on the temp gauge. The concept for the guage is fairly simple. With over 30 years of experience, our team designs and manufactures the best electronic instrumentation systems in the aftermarket. If you are having rough idle, or poor performance, just unplug the electrical connector. Any help would be appreciated. Our catalog offers applications for muscle cars, hot rods, street trucks and motorcycles; whatever you love, we can help make your custom-built dream come true!. Replacement is £31 and just the two screws hold it on. Up until this time the truck would always sit at 210 degree any time of the year. The factory programming may not provide enough idle speed when the A/C is on, when the alternator is under high load or when the temperature is extremely hot or cold. Truck will say hot and needs to idle randomly as well as drops down to nothing during driving. After about 20 min. With the AC on the coldest setting, use a thermometer in a middle vent. This is why, once your car warms up, the temperature gauge should remain relatively static. Suggestions? The weather-stripping for the soft top pops out. the heat on, and also my temp gauge goes to hot. While sitting idle with the engine running, my temperature gauge goes to hot, but the car does not overheat. 1st time poster here. At idle there is no noise. The torque converter fills in both the P (PARK) and N (NEUTRAL) positions. I now notice my temp gauge is acting funny. But then within a minute it comes back down to about the 1/4 mark, and will fluctuate between the 1/4 mark and the 1/2 mark. Signs of a bad or failing coolant temperature sensor include poor fuel economy, black smoke from engine, overheating of the engine or a check engine light. It has been cold. I can't say I've seen over 195 down here in FL with my DD Silverado and that was pulling 4 yards of wet sand on a 16' tandem axle trailer. that side is connected to the wire that goes to the coolant sensor (usually on the intake manifold) the coolant sensor is a variable resistor that changes with temperature. I just changed the water pump, fan clutch, thermostat, and sensor on my 1999 Silverado. Come by for all the latest news and automotive tips!. Coolant system failure can eventually cause major engine damage as running the truck hot can lead to head gasket failure or loss of power eventually causing the motor to stop running. The cause is often a problem in the idle air control system. When the throttle snaps closed immediately after, the vacuum should read 4" to 6" higher than what it did at idle. Truck will say hot and needs to idle randomly as well as drops down to nothing during driving. Note that you need to use the 'downloaded' REQ_FUEL, which is adjusted for the number of injectors and their staging. It ever goes) when truck is hot ipr stays at 77. After a short distance of driving; the temp gauge goes. GM recalls Chevrolet Silverado and GMC Sierra trucks The front seat belt retractors may malfunction General Motors is recalling 38,048 model year 2017-2018 Chevrolet Silverado 2500s & 3500s, and. I have an 01 Silverado 5. In order to better evaluate these currents in northern California, we deployed a Nortek Aquadopp 600kHz 2D Acoustic Doppler Current Profiler (ADCP) with a one-minute sampling interval in Humboldt Bay, near the existing National Oceanic and Atmospheric Administration (NOAA) National Ocean Service (NOS) tide gauge station. *mr: 04/27/04: NHTSA ID: 10006256 TSB ID: 01774 6. Stores are open seven days a week. 5 S6 Holset beast -gone fast '93 S4 -gone '94 S4 -gone '87 4KQ20vT 400hp monster -gone so fast Prov. My mechanic checked the actual temperature when the engine was at regular operating temperature with his computer and it indicated the actual temp was 185 degrees while the gauge indicates 110 degrees. Edge Products Offers Best-in-Class Performance Programmers, Monitors, Intakes, Exhaust Systems, and Accessories for Gas & Diesel Trucks. The Chevrolet Silverado is a rugged truck that is made for a tough workload. Scanned and a new code popped up p0306, misfire cylinder #6. I mean, thats almost everything. i checked all fluids and they are full. Don't know why I didn't get a code on the US. If I am on an open road, the gauge goes back down below the center of the gauge. Then you only need the idle VE (and injector open time) to predict the idle pulse width, since this is minimum when there are no enrichments (E=0, accel=0). I pulled over and felt around the engine, and it wasnt even hot. It normally takes only about 5 to 10 minutes to have heat. I did notice there is a snow flake right beside the obd code I got FIXD obdi read somewhere that it could have something to do with the coolant not circulating how can I figure that out?yes,it has anti freeze The truck has never over heated but it really idles ruff and buried below the cold temp when I start it and the temp gauge want go above. It stay's around 190 or so. Turn off the engine and disconnect the negative battery terminal from the battery using a wrench. The temp goes up normally and hits about 210 and is steady for a few mins n then it will shoot up 3/4 of a way on the gauge. If the airport is located at some higher elevation, the MP gauge will show an inch less for each thousand feet above sea level. Unplug the sensor and the gauge should go all the way to the COLD end of the gauge. GMC Envoy Codes P1400 And P0506. Does the resistor problem affect 2004 models, have fitted new w/pump, temperature sensor and thermostat, and still both the fuel gauge and the temp gauge lie , showing 3/4 full, when it’s actually 1/4. Unplug MAF sensor and asses its condition. began at 179k but after spending $ at different shop's and them finding no real issue's except to say it's been a very hot summer I gave up, but it's AC weather again and my temp gauge want's to go 3/4 and I'm not dealing with this no more. The, as the gauge rises, the heat will stabilize at HOT. The gauge does receive its data from a simple sending unit on the engine, and those sending units do go bad quite frequently. After seeing the 2018 Chevrolet Silverado 1500 Performance Concept at the 2017 Specialty Equipment Market Association Show in Las Vegas, we have only two words for Chevy: Make it!. The engine may be stalling because it isn’t getting enough throttle opening. No sense replacing the sensor if the sensor isn't the problem. The coolant temp on the scangauge on a cool day would go to about 200, then drop quickly to about 185 when the thermostat would open, and the dash gauge would not move. Get reliability information for the 2004 Chevrolet Silverado 1500 from Consumer Reports, which combines extensive survey data and expert technical knowledge. Truck is running in the normal heat range. Pulling up a mountain at 65-70 mph in central Pa about two weeks ago, I noticed that the temperature gauge started at normal operating at just under the 200 degree mark; 260 is red hot on the gauge. I get "AC turned off engine hot" on my 2007 Chevy Silverado but the motor is not running hot, AC will not work and the temp gauge is on 160. I have the right amount of refrigerant in the system. A good "rule of thumb" for idle VE is 30%. These post are my personal posting and have nothing to do with the FORDF150 site. The opening allows warmer coolant in the engine to flow into the radiator. Edge Products Offers Best-in-Class Performance Programmers, Monitors, Intakes, Exhaust Systems, and Accessories for Gas & Diesel Trucks. While the engine is running the coolant temperature slowly rises. i changed the oil and filter which smelled like gas. Silverado Electric Fan Tune. It stay's around 190 or so. After you get it to idle, it might be idling real low, but on its own, Let it sit and idle until for 20 minutes. Run the engine at idle, low cruise (1800 to 2200 rpm) and high cruise (2500 to 3000 rpm). Ive been running without a stat for like 5 years, and decided to get one back in there. Connect a vacuum gauge. The gauge does receive its data from a simple sending unit on the engine, and those sending units do go bad quite frequently. My car has an automatic transmission. There are quite a few reasons why your Chevy Silverado could be idling rough. silverado transmission temp range, HD trucks run a continuous flow trans cooling system unlike the K2 1500 trucks which are thermostatically regulated. Again, as soon as you start driving, the temperature goes from cool to hot within a minute. Almost all the way to H. I have a 1995 6. Attach gauge hose to fitment. The vent temperature should range from around 42-55 degrees in my experience. My 2006 Silverado with 5. While sitting idle with the engine running, my temperature gauge goes to hot, but the car does not overheat. Anyone have any ideas what it could be? I replaced the sparkplugs about 3 years ago, but it was only about 12k miles because the truck doesn't get driven often. It normally takes only about 5 to 10 minutes to have heat. The concept for the guage is fairly simple. Don't know why I didn't get a code on the US. The thermostat starts off at a closed position, when you start the engine. Ive owned my 2004 Silverado truck for alittle over 2 years and this is the first time its been doing this rough idle thing. We have used hood louvers since 2002. I just changed the water pump, fan clutch, thermostat, and sensor on my 1999 Silverado. The customer complained the check engine light was on, the truck ran poorly and stalled occasionally at idle. This would mean air pocket in the coolant. 0, the big issue that people have with them is the fact that the head gaskets love to blow out, and the EGR cooler loves to blow, causing plumes of white smoke to billow out of the exhaust like you’re fogging for mosquitos. Engine RPM picked up from 700 to 800. 625 degrees Celsius. The fuel gauge should immediately go to empty. Inside the truck, you will find a seven inch touch screen interface with Android capability specifically for an automobile. Does temp gauge register in the normal range and do you get heat from heater? Maybe the thermostat. The difference might be that at highway speeds, the air blows hotter, but doesn't at idle. When this oily residue strikes the hot throttle blade, it condenses out due to reduced pressure and temperature inside the bore and cokes it with nasty, varnishlike deposits that restrict airflow around the throttle blade. Note: If the temperature gauge moves all the way to hot, or if the temperature warning light comes on, the engine is overheating!. Run engine until normal operating temperature has been reached and then allow to idle. And like you said, it will have an effect on fuel economy too. 7 is fastest off the mark of our test field, scooting to 30 mph in 3. DRIVEING THE CAr at speed it runs arond 190, but if I sit & idle for around five minutes the temp will climb to 225 & stay(it is a electric temp gauge) is 225 too high or is it o. One is a three wire used on very early (1997-98) LS1 engines, where the third wire (usually green) goes directly to the temperature gauge on the instrument panel. After a short distance of driving; the temp gauge goes. Slowly ease up on the gas until it will idle on it's own, it might take a while. I turn on the key, the temp gauge goes up to about 200. 145 degrees after 6 minutes. The throttle blades (idle speed screw) is often set to position the IAC motor at 8-12 counts or 15%+ at hot idle. When one or more of these variables is off it can lead to a rough idling condition. I also put on a new engine temperature sender unit which is two wire replacing a one wire unit. ) So, we can say that my temperature is idling at about 30-degrees Celsius. With Hot Shot’s Secret diesel engine products, your engine will perform like new, last twice as long, and resist wear and tear. Ive been running without a stat for like 5 years, and decided to get one back in there. No sense replacing the sensor if the sensor isn't the problem.