Silverado radiator fan stays on

2016 temp gauge not working, radiator fan runs constantly, 3.6L. All of a sudden, the temperature gauge doesn't work (stuck on "L") and the radiator fan runs on high as soon as the car is started. The fan continues to run for a few minutes after shutting off the car. The auto stop/start feature also is disabled.

Silverado radiator fan stays on. Mar 6, 2023 · The other day I noticed my radiator fans constantly running at full blast and staying on for 5 minutes after shutdown - saw that the coolant temp gauge was pegged low. I replaced the coolant temp sensor and the problem is still there.

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Chevrolet silverado cooling system. cooling fan. radiator. water pump.Silverado fan cargurus stays radiator answers 1994 chevy silverado coolant temp sensor locationSilverado shroud upper. 16 2016 chevrolet silverado 1500 radiator fan assemblyHow to replace cooling fan 1994-2004 chevy s-10 Radiator cooling …The truck has 205K miles on it, and it has been a good truck. I bought it new in 2005. This past week, I had to jump start the truck, since the battery was dead. After jumping it off and driving it, I got home and noticed the electric fans staying on after the engine is off and keys out of the switch. So that drained my battery.Adopting this approach can prove highly efficient in preventing the 2014 Silverado cooling fans stay on. Remember also to check the engine coolant temp sensor. Replace The High-Pressure Switch. Replacing the high-pressure switch can also be a solution to the problem, just like what we discussed.Your vehicle is equipped with a **fan clutch which** is a thermostatic engine cooling **fan** that can freewheel at low temperatures when cooling is not needed, allowing the engine to warm up faster, relieving unnecessary load on the engine. As temperatures increase, the **clutch** engages so that the **fan** is driven by engine power and moves air to cool …Silverado fan cargurus radiator stays answers Best 2005 chevy silverado cooling fan Radiator partsgeek. Dorman® - Chevy Silverado with A/C 2007 Cooling Fan Assembly. Silverado chevy Best 2005 chevy silverado cooling fan 2014 chevrolet silverado 1500 dual radiator and condenser fan assembly. Silverado chevrolet fan …The liberal justice was diagnosed with another tumor. The US Supreme court today announced that justice Ruth Bader Ginsburg underwent treatment for a newly-discovered tumor. Howeve...

nullptr said: It's fairly common for the fan to continue to run after the engine is turned off so it continues to draw air through the radiator and over the engine. I wouldn't worry about it unless it runs for hours. …Are you a fan of Fox TV channel and want to stay connected with your favorite shows and programs wherever you are? We have good news for you. With the advancements in technology, i...2014 chevrolet silverado 1500 dual radiator and condenser fan assemblyChevy silverado cooling fan stays on 大決算セール センターバレーevan-fischer radiator fan assembly for silverado p u 07Why is the emergency brake light on. Check Details Chevrolet silverado radiator coolant hose (upper, lower)This is new it has not come on before when I have the symptoms. Chevy Mechanic: AMEDEE. The check engine light illuminates for emission purposes only. It may or may not be associated with an engine running or performance issue (or transmission issue). Even if the check engine light is not illuminated on the dash or instrument cluster, there can ...Best 2005 chevy silverado cooling fan 19 2019 chevrolet silverado 1500 radiator fan assembly Chevrolet silverado 1500 questions 2005 chevy silverado replacement radiator fans — carid.com ... fan assembly 2014 chevrolet silverado 1500 dual radiator and condenser fan assemblySilverado fan cargurus radiator stays …Radiator fan staying on all the time. I have a 2016 Colorado 3.6 with 231,200 miles on it. A week ago my radiator fan started coming on as soon as I started the truck and would stay on while driving. Temperature never got over 160. When I shut the engine off the fan would stay on for about 5 minutes and then shut off.Are you a die-hard fan of Bruno Mars? Do you want to be the first to know about his latest news, releases, and tour updates? Look no further than the official Bruno Mars Fan Club. ...

Jan 20, 2021 · The radiator fans on my Chevy Silverado 1500 stayed running when I shut the truck off. I tested the rad fan relays, fuses, and coolant temperature switch. I ... 3. Bad ECU Unit. Your Chevy’s engine control unit signals the fan when to turn off or keep running. A defective ECU will result in the fan not knowing when to stop running. 4. Low Coolant Level. The car coolant is the liquid that removes heat from the radiator. The lower the coolant level, the less effective it’ll be.Even if the check engine light is not illuminated on the dash or instrument cluster, there can still be a code stored in the engine computer system. Some of the more common causes would include an evaporative emissions system malfunction, engine misfire condition, oxygen sensor or air fuel ratio sensor, air or vacuum leak, throttle body or even ...Sep 24, 2023 · CHEVROLET SILVERADO WHY RADIATOR FAN STAYS ON, FAN DOES NOT TURN OFF 2006 2007 2008 2009 2010 2011 2012 2013If you have Chevrolet Silverado / Chevy Silverado...

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The cooling fan relay is an electromagnetic switch that controls the power supply to the engine’s cooling fans. Without it, the cooling fan won’t work. Without the radiator fan, your engine can run hot and be at risk of overheating. A faulty relay can be caused by a bad relay control module, ants in the relay, or an electrical short.Mar 6, 2023 · The other day I noticed my radiator fans constantly running at full blast and staying on for 5 minutes after shutdown - saw that the coolant temp gauge was pegged low. I replaced the coolant temp sensor and the problem is still there. The Indian Super League (ISL) has quickly become one of the most popular football leagues in India. With top teams and star players from around the world, fans are always eager to ... Thermostat Replacement. One potential solution to the issue of the Chevy Silverado fans continuously running is to replace the thermostat. A malfunctioning thermostat can lead to engine overheating, which in turn can trigger the fans to operate incessantly. For diagnosing this issue, a code reader can be utilized. WOODY RUDY said: THE PCM commands the low speed cooling fans on when engine coolant exceeds 220 degrees. The PCM commands the high speed cooling fans on during the following conditions: engine coolant temp. exceeds 220 degrees and a\c refrigerant pressure exceeds 265 psi. If the fans don't come on at the temp. check the …Dec 28, 2019 · Fans start running within 10 seconds of startup, regardless of outside temperature. I have noticed that when fans are running, fan speeds vary from time to time; cant identify any consistencies as to why fan speeds vary. Fans stop almost immediately after turning off the ignition.

Wiring. The first thing that you would want to do is locate the fuse for your Silverado’s radiator fan and make sure that it hasn’t blown. If it is blown, replacing the fuse will only solve the problem for a very limited period of time. Unless the wiring issue is fixed, the fuse will blow again.Radiator fan comes on when engine is cold. 20. Asked by brianp77 Sep 10, 2015 at 05:46 PM about the 2011 Chevrolet Silverado 1500 LT 4WD. Question type: Maintenance & Repair. I have a 2011 silverado. The radiator fan comes on when the engine is cold, even when first started after sitting all night. Does anyone know what the.After checking wiring fans have 12 volts to them and run when jumpered to battery. Grounds checked out good. Trigger wire checks out good. Fans did not come on when engine at operating temp. Coolant temp sensor was disconnected and fans come. Replaced coolant temp sensor after engine cooled down.Feb 28, 2022 · Boatguy272 Discussion starter. 54 posts · Joined 2020. #1 · Feb 28, 2022. This has happened to my truck twice in 6 months. The fans went to full speed and stayed there until I shut the truck off. Not sure if there is a temp sensor going bad, or maybe a relay. Anyone run into this yet? Nov 13, 2020 · Alex S. December 23, 2020. The most common problem with the cooling fan in a 2014 Chevy Silverado is that the fan stops working. When this happens Your radiator may not get adequate airflow and that can lead to higher than expected temperatures in it. That decreases the overall cooling capacity of the system and that can lead to Your engine ... Temp gauge reads 160 and fan stays on. Picked up a 17 colorado WT 3.6 V6 earlier this year and over the weekend the temp gauge was not moving and kept reading 160 and the engine fan ran for about 5 mins after the engine shut off. I haven't ran codes yet, going to do that after work today, but there is no check engine light.Thank you for holding Kenny, The common cause for the code P0128 to set on your 2014 Silverado is usually due to a failing Engine Coolant Thermostat and that can and will also cause the cooling fans to stay running. I would start here first by addressing the thermostat. You can check this with the engine running, measure the actual engine …If the coolant level in your reservoir is low or empty, the radiator fan may take longer to stop. This may even cause the fan to stay on indefinitely. The logic behind it is that the ECM can’t tell the engine’s temperature. Thus, it uses that of the coolant to estimate its temperature. Therefore, if the coolant is empty, the radiator fan ...

When a radiator fan belt breaks, the entire car engine can cease to work. A dead battery is a high possibility. In addition, the break may cause serious damage to the alternator, r...

If I were to do it again I would use a 1/4" short 10mm socket on a wobble extension. Other than that it was pretty easy. I am 73 now and work slower than I used to and it took me about 45 minutes. You will lose about a 1/2 quart of coolant even if you pinch off the hose like he does in the video.05 Silverado 5.3, 113000 miles. Parked for a week - seldom driven- battery was dead. 6 month old battery. Hooked up a charger there was some clicking in the relay / fuse box when i first connected the charger to the battery and the cooling fan began running - right side only. Put the key in and turned on, wont start but fan shut off.Step 4: Start the Vehicle and Test the AC. With the AC compressor relay back in place, start your Chevy Silverado. Allow the engine to run, and then turn on the AC system. Set the temperature to the desired level and adjust the fan speed. Step 5: Monitor for Any Changes in Performance. As the AC system runs, pay close attention to its performance.Interestingly, in certain car models like BMW or Mercedes-Benz, the engine fan staying on post-shutdown is actually by design. It’s perfectly normal for it to run for a few minutes after you’ve switched off the ignition. However, if you find the engine fan persisting for an extended period beyond that, it’s a cause for concern.Oct 1, 2012 · The truck has 205K miles on it, and it has been a good truck. I bought it new in 2005. This past week, I had to jump start the truck, since the battery was dead. After jumping it off and driving it, I got home and noticed the electric fans staying on after the engine is off and keys out of the switch. So that drained my battery. 5. If a normal temperature can ge reached, the new engine coolant thermostat appears to be leaking and defective. Ask Your Own Chevy Question. When the fans are on the gauge doesn't move from the bottom. But when the fans stop the gauge temp records a normal temp of about 240. Chevy Mechanic: jim.2014 chevy silverado radiator fan wont shut offHow to replace cooling fan 1994-2004 chevy s-10 Chevy silverado cooling fan stays onRadiator cooling fan for 2009-2013 chevrolet silverado 1500. 2014 Chevy Silverado Radiator Fan Wont Shut Off Check Details Silverado chevy 2005 metal radiator fans cooling engine fan carid.2016 5.3 thermostat and temperature sensor. Any help guys, my radiator fans stay on high full blast as soon as i turn the truck on and even after i shut it off. Temperature gauge stays at 160 and doesnt move at all during a 40 minute drive. A/c doesnt blow cold air either. Any suggestions? 2016 5.3 6-speed with 52k miles.Chevy silverado electric fans Silverado radiator assy escalade shrouds condenser Silverado 2005 1500 cargurus radiator helpful found people fans. ... Cooling fan stays on until the battery dies ( radiator fan runs all theSilverado chevy fans electric Chevrolet silverado 1500 questionsFans fan radiator cooling 2005 chevy engine …Chevy Silverado Cooling Fan Stays On. 02 May 2023. Best 2005 chevy silverado cooling fan Cooling silverado clutches 2360 savana Silverado radiator motoventilador kwp avalanche rápida. Best 2005 Chevy Silverado Cooling Fan - Home Gadgets. Cooling fan silverado dual 2005 1500 2007 engine 2006 additional …

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Radiator fan staying on all the time. I have a 2016 Colorado 3.6 with 231,200 miles on it. A week ago my radiator fan started coming on as soon as I started the truck and would stay on while driving. Temperature never got over 160. When I shut the engine off the fan would stay on for about 5 minutes and then shut off. This video covers the part that needs to be replaced when your GM vehicle marks no engine temperature on the dashboard. Other symptoms may be the radiator fa... Jul 24, 2022 ... ... so can you•8K views · 3:46 · Go to channel · WHY RADIATOR FAN STAYS ON ALL THE TIME. Auto Repair Guys•737K views · 28:47 · G...If you have something like torque or a scanner, check for codes or read the ECM temperature output. In my case there was a p0128 that wouldn't set a CEL as well as the ECM recognizing operating temps around 160 degrees. 2019 Z71 CCLB Pacific Blue Metallic. Other/former rides: 84 corvette (101k miles), 04 trailblazer LS (220k miles and …Best 2005 chevy silverado cooling fan Best 2005 chevy silverado cooling fan Cooling fan stays on until the battery dies ( radiator fan runs all the. 2014 chevrolet silverado 1500 dual radiator and condenser fan assembly. Fan conversion kit truck 2003 dual size 2002 silverado 1999 1500 assembly cooling priceAssembly tahoe v8 …999. 42K views 4 months ago #Silverado #GMCSierra #chevytrucks. 🔧 Experiencing the frustrating issue of your radiator fan refusing to turn off in your 2014 …A radiation emergency involves exposure to a large amount of radiation. Learn about ways to cope with possible situations and make a disaster plan. Radiation is a type of energy. P...Apr 9, 2020 · 5. If a normal temperature can ge reached, the new engine coolant thermostat appears to be leaking and defective. Ask Your Own Chevy Question. When the fans are on the gauge doesn't move from the bottom. But when the fans stop the gauge temp records a normal temp of about 240. Chevy Mechanic: jim. Once found, disconnect the wire connector connected to the sensor. Carefully remove the old sensor and replace it with the new one. Make sure it is securely in place. Finally, reconnect the wire connector to the new temperature sensor. Taking these steps will ensure that your radiator fan stops running when your car is turned off.Silverado fan 1500 cargurus stays radiator answers. Cooling silverado condenser radiator yukonSilverado shroud upper Radiator cooling fan for 2009-2013 chevrolet silverado 1500Cooling silverado automotive clutches 2360 savana. Silverado radiator cooling partsgeekSilverado chevy 1500 radiator fans replace Silverado tahoe … ….

The cooling fan relay is an electromagnetic switch that controls the power supply to the engine’s cooling fans. Without it, the cooling fan won’t work. Without the radiator fan, your engine can run hot and be at risk of overheating. A faulty relay can be caused by a bad relay control module, ants in the relay, or an electrical short.If I were to do it again I would use a 1/4" short 10mm socket on a wobble extension. Other than that it was pretty easy. I am 73 now and work slower than I used to and it took me about 45 minutes. You will lose about a 1/2 quart of coolant even if you pinch off the hose like he does in the video.Sofi Stadium, located in Inglewood, California, is a state-of-the-art sports and entertainment venue that has quickly become a popular destination for sports fans. Another opulent ...Radiator fans keep running. Advice. Have a 2014 Chevy Silverado 1500. Radiator fans will kick on and keep running during cold weather and stay on five minutes after I turn off the truck (Gauge also stays stuck). I found a solution to the problem by disconnecting my battery and reconnecting it and reset back to normal but only for maybe a week ...I wanted to create this video as I struggled with this issue for a couple days... basically, i plugged in the engine block heater on my Sierra 3.0 Diesel Dur...Radiator fan comes on when engine is cold. 20. Asked by brianp77 Sep 10, 2015 at 05:46 PM about the 2011 Chevrolet Silverado 1500 LT 4WD. Question type: Maintenance & Repair. I have a 2011 silverado. The radiator fan comes on when the engine is cold, even when first started after sitting all night. Does anyone know what the.Welcome back to the channel! In this video Sean goes over why the radiator fan won't turn off on your 2014 - 2019 Chevy Silverado or GMC Sierra. Thermostat...Nov 13, 2020 · Alex S. December 23, 2020. The most common problem with the cooling fan in a 2014 Chevy Silverado is that the fan stops working. When this happens Your radiator may not get adequate airflow and that can lead to higher than expected temperatures in it. That decreases the overall cooling capacity of the system and that can lead to Your engine ... 2014 chevrolet silverado 1500 dual radiator and condenser fan assemblyChevy silverado cooling fan stays on 大決算セール センターバレーevan-fischer radiator fan assembly for silverado p u 07Why is the emergency brake light on. Check Details Chevrolet silverado radiator coolant hose (upper, lower)E-fans on a 2003 silverado Cooling fan stays on until the battery dies ( radiator fan runs all the Blog archives. 03 chevrolet silverado 2500hd electric fan conversion. Silverado radiator assy escalade shrouds condenserFans fan radiator cooling 2005 chevy engine replacement carid shrouds silverado 2008 repair parts … Silverado radiator fan stays on, After checking wiring fans have 12 volts to them and run when jumpered to battery. Grounds checked out good. Trigger wire checks out good. Fans did not come on when engine at operating temp. Coolant temp sensor was disconnected and fans come. Replaced coolant temp sensor after engine cooled down., A radiation emergency involves exposure to a large amount of radiation. Learn about ways to cope with possible situations and make a disaster plan. Radiation is a type of energy. P..., Oct 30, 2020 · nullptr said: It's fairly common for the fan to continue to run after the engine is turned off so it continues to draw air through the radiator and over the engine. I wouldn't worry about it unless it runs for hours. Dash temperature gauges aren't particularly accurate for more than, "Oh crap, it's overheating!" , Chevy Silverado Cooling Fan Stays On. 02 May 2023. Best 2005 chevy silverado cooling fan Cooling silverado clutches 2360 savana Silverado radiator motoventilador kwp avalanche rápida. Best 2005 Chevy Silverado Cooling Fan - Home Gadgets. Cooling fan silverado dual 2005 1500 2007 engine 2006 additional …, Are you a fan of Fox TV channel and want to stay connected with your favorite shows and programs wherever you are? We have good news for you. With the advancements in technology, i..., Dec 14, 2022 · The fact that the fans are always on could be caused by a missing ECT value. If the PCM is not able to determine the coolant temperature, it will activate the fans at all time to make sure the engine will not overheat. Ask Your Own Chevy Question. Chevy Mechanic: Frank@AutoPro. , Apr 28, 2022 · so I have a 2016 Silverado Ltz and the radiator fan stays on the entire time the truck is running. Also the ac don’t get cold until 10-30 minutes. Then is blows super cold all day. I changed the coolant temp sensor and disconnected the battery for 10 minutes and it still doing the same thing. I’m not getting any codes and my gauge on the ... , Boatguy272 Discussion starter. 54 posts · Joined 2020. #1 · Feb 28, 2022. This has happened to my truck twice in 6 months. The fans went to full speed and stayed there until I shut the truck off. Not sure if there is a temp sensor going bad, or maybe a relay. Anyone run into this yet?, 84120130. GM. Fan Shroud. 5.3, 6.2L. Silverado, sierra. 4.3L. Helps regulate engine temperature Houses cooling fans Helps optimize airflow This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors . MSRP $106.01. $70.61. Add to Cart., I have a 2010 Silverado Every time I turn on my truck with the ac running my low speed radiator fan will kick in for about 10 seconds and then swap to the high speed fan and stays on almost continuously. Pretty annoying. This happens even if the the truck has been sitting overnight and is cold on its first start up., 2016 temp gauge not working, radiator fan runs constantly, 3.6L. All of a sudden, the temperature gauge doesn't work (stuck on "L") and the radiator fan runs on high as soon as the car is started. The fan continues to run for a few minutes after shutting off the car. The auto stop/start feature also is disabled., 3. After the vehicle is shut OFF if the engine coolant temperature at key-off is greater than 101°C (214°F) the low speed fans will run for a minimum of 60 seconds After 60 seconds, if the coolant temperature drops below 101°C (214°F) the fans will shut OFF. The fans will automatically shut OFF after 3 min. regardless of coolant temperature., WHY RADIATOR FAN STAYS ON ALL THE TIMEIf your radiator fan stays on all the time when the car is started or with the ignition being on we will explain what i..., Chevrolet Silverado 1500 Questions - Radiator Fan stays on. No A/C Check Details Tahoe 2008 p0191 symptoms. Best 2005 chevy silverado cooling fan2005 chevy silverado replacement radiator fans — carid.com Silverado chevrolet fan cooling assembly compatible amazon suburban 1500 dual garage 2007 proSilverado chevy., 69 posts · Joined 2011. #1 · Feb 4, 2023. 150 miles, 20's at night, not plugged in. When started the engine fan is running full blast. 6 starts and stops but still running on high after starting. No codes or CEL are shown. I can't figure out why the fan is constantly running. I'll take it to the dealer Monday morning., See list of participating sites @NCIPrevention @NCISymptomMgmt @NCICastle The National Cancer Institute NCI Division of Cancer Prevention DCP Home Contact DCP Policies Disclaimer P..., One problem related to cooling fan has been reported for the 2014 Chevrolet Silverado 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2014 Chevrolet Silverado 1500 based on all problems reported for the 2014 Silverado 1500. 1 Cooling Fan problem. Failure Date: …, Radiator fan only comes on when AC is on. So my radiator fan will only come on when I turn the AC on. I have watched my water temp stay at 210 and start to go up (230) and the fan still not kick on. My transmission temp will also go up to 200 as high as 210 with the fan kicking on. As soon as this happens I turn on my AC and the water temp and ..., Additional radiator cooling should be activated only when the engine temperature reaches 90°C. If the cooling fan constantly runs, it indicates one of these reasons: failure of the coolant temperature sensor or its wiring, fan start relay failure, damage to the drive motor wires, failure of the electronic engine control unit (ECU) and several others., Sep 13, 2019 · Wiring. The first thing that you would want to do is locate the fuse for your Silverado’s radiator fan and make sure that it hasn’t blown. If it is blown, replacing the fuse will only solve the problem for a very limited period of time. Unless the wiring issue is fixed, the fuse will blow again. , Radiator fan won't turn off. So I start my '14 Sierra this morning and it sounds louder than usual. The fan seems like it's loud and doesn't shut off. Last night I had to take out and unclip my air filter in order to get to my headlight assembly. I put everything back as I did the previous night when I did the same thing., 2017 Tahoe the radiator fan stays on when car is turned off and AC not running as well. ... 2008 chevy silverado 1500: temp gauge stays..cooling fans..anti freeze. 2008 chevy silverado 1500 4X4 this morning display came on engine hot shut a/c down temp gauge stays on 160 and does not move. both cooling fans running. anti …, The cooling fan, which is behind the radiator grille, removes heat from the engine’s coolant. This fan is electrically controlled and relies on the signal from the onboard computer. ... RELATED: 7 Causes Why Car Temperature Gauge Stays on Cold. Coolant Temperature Sensor Location. The engine coolant temperature sensor is usually located …, 05 Silverado 5.3, 113000 miles. Parked for a week - seldom driven- battery was dead. 6 month old battery. Hooked up a charger there was some clicking in the relay / fuse box when i first connected the charger to the battery and the cooling fan began running - right side only. Put the key in and turned on, wont start but fan shut off., Are you a die-hard fan of Bruno Mars? Do you want to be the first to know about his latest news, releases, and tour updates? Look no further than the official Bruno Mars Fan Club. ..., As a dedicated Blue Jays fan, staying up-to-date with the team’s schedule is crucial. Whether you’re planning to attend games at the Rogers Centre or simply want to follow along fr..., Fan comes on full blast a few minutes after the car is started. Coolant reservoir has coolant up to the MAX marking. Can see the coolant temperature on the dash so guessing at least one coolant temp sensor is working. Once fully warmed up the temperature stays around 110C (230F) No CEL or codes., In some cases, the radiator fan will require the radiator fan when the temperature sensor in the bottom tank of cooling fluid exceeds roughly 212F. The radiator fan only turns on when the AC is switched on because there is an issue with either of these components: Thermostatic switch. Fan resistor. Temperature switch., Temp gauge reads 160 and fan stays on. Picked up a 17 colorado WT 3.6 V6 earlier this year and over the weekend the temp gauge was not moving and kept reading 160 and the engine fan ran for about 5 mins after the engine shut off. I haven't ran codes yet, going to do that after work today, but there is no check engine light., Old problem and requires a 6 our coldsoak to turn the fan off when you start. Block heater is not supposed to be used above -18c but you are well below that. Look up "3.0 fan runs" on GMTechlink.com for info- you will probably have to tell your dealer how to fix it. 1957 GMC 1 ton flatbed with 22K original miles., As the coolant cools, the spring will close to stop the flow. The spring can break down over time and not work as well. 4. Radiator Cooling Fans. If you have a P0128 code or the radiator fans won’t turn off, there could be a wiring issue with the fan. The fan relay could also be stuck on., Oct 26, 2023 · Cooling Fan. Mechanic's Assistant: I understand that your 2017 Silverados fan is staying on and it started when you began using the heater, the Chevy Mechanic will be able to help you with this issue. Have you noticed any other issues with your 2017 Silverado, such as overheating or a decrease in engine performance? No issues that I have noticed , You raised this problem in Nov, at that time we talked about the about how the PCM works. It commands the fans on when it thinks the engine temp is too high. It is designed to do this after the key has been turned off to cool the engine after it is shut off. Again, this will only happen if the temperature sensor reports the engine is too hot.