May 6, 2019 · The cooling fan relay will be commanded ON when the following conditions are met: - The engine coolant temperature reaches 106°C (223°F) or more. - The A/C clutch requested. - The vehicle speed is less than 38 MPH. The cooling fan relay will be commanded ON regardless of vehicle speed when the following conditions are met: - The engine ...engine temp gauge not working/air con not cold. I have a 2014 Silverado Z-71. One day I noticed the cooling fans staying on longer after engine shut off, thought nothing of it. Then one day the check engine light was on so I had the codes ran and it said it was either the thermostat or the temp sensor, but then the light went off and all was good.When working on a hot engine or an engine that is running, keep your hands and tools away from the fan blades and moving components. Locate cooling fan circuit components. ... My 1995 Accord's fan only runs after I shut the motor off. I've replaced the fan timing unit, switch, thermostat, and tried swapping relays and topped it off after ...Key Takeaways. A car fan is designed to run for a few minutes after the engine is turned off. If the fan runs longer than a few minutes, you may have low coolant levels, a coolant leak, a faulty cooling fan, a damaged radiator, or an overheated engine. Replacing a car fan generally costs around $550 to $650.If the check valve start to fail, it will be hard to start after sitting for a certain amount of time (like overnight). but may start normally if off for just 30 minutes (as the pressure has not leaked down yet). It sounds like your fuel line is depressurizing (could be a check valve or a leak), but you've got a little fuel sitting close to the ...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.The Silverado EV RST measures 233.1 inches long, 83.8 inches wide and 78.7 inches tall overall; a gas Silverado crew cab with a 5-foot-8 bed is 1.2 inches shorter in length, 2.6 inches narrower in ...Cooling fan problems. I have a 2005 Chevy Silverado 1500 crewcab with a 5.3. Long story short I have ran into a problem with my radiator cooling fans not turning on when needed. I am currently running the a/c all the time to keep the low speed circuit on. I have tested the circuits on all three relays, tested the fans , tested by adding ground ...1192 posts · Joined 2011. #5 · Oct 20, 2011. I had a guy come in to my work this problem with a similar situation and it turned out to be an orifice tube or something along those lines. 2005 GMC Sierra 1500 SLE Ext Cab 5.3L 4x4 - SOLD. 2012 GMC Sierra 1500 Denali Crew Cab 6.2L AWD - SOLD. 2014 Chevrolet Silverado 1500 LTZ Dbl Cab 6.2L 4x4 - SOLD.Each of the below problems can cause the fan to run on for to long or indefinitely after the car is shut off. Faulty temperature sensor - The temperature sensor detects the engine temperature and sends a signal to the fan to turn it on or off. If the sensor is defective, it may signal the fan to stay on even when the engine is not hot.Apr 12, 2020 ... Radiator Fan Running when Engine is Off ... KIT'S Auto and Truck Repair•53K views · 4:23 ... WHY RADIATOR COOLING FAN KEEPS RUNNING AND WON'T TURN&n...Maybe try just disconnecting the positive battery cable and short it to ground for about 10 minutes. Then reconnect it and turn ignition to on (not start) and let everything come up and stabilize, and then start it. 2015 Sierra 1500 LD 2wd 4.3L V6 SCSB Silver Ice Metallic Lowered. 2015 Sierra 1500 LD 4x4 5.3L V8 SCSB Iridium Metallic Leveled.Chris Showalter is the truck chief on Sanchez's No. 2, and he is also celebrating his 700th Truck Series start. That's right, Showalter is the only person (to public knowledge) that has worked ...2016 chevy silverado fan keeps running after engine is shut off. Not really - Answered by a verified Chevy Mechanic ... 2016 chevy silverado fan keeps running after engine is shut off. Mechanic's Assistant: ... My trucks fan stays on after I turn off the truck, stays on for a few minutes then turns off. The temperature gauge stays low.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 counting ...Loud fan noise while truck is running and the noise continues after turning truck off. Started yesterday, anyone have any idea what it is? Truck is off in the video, pug tax at the end. ... 2021 Chevy Silverado 1500 - makes this noise randomly, usually multiple times at once then not again for a while. ...This is actually a "known problem" and GM has issued a Technical Service Bulletinthat states the resistor module connector and blower motor resistor will need to be replaced. There is a "special coverage" for this for 10 years or 150,000mi. Your local Dealer will do the service Free of charge. Ron Z., - Chevy Tech -.2242 posts · Joined 2020. #9 · Sep 1, 2023. general rule of thumb: over heat while sitting == not enough fan. over heat while driveing = = not enough radiator. at 200k miles, i bet your rad is plugged. or bad water pump. thats really the only 2 things that can make it run warm on the highwaqy above 45 mph.Same thing today; start car up and the cooling fans are running. Pulled the car in the garage today after being out and the fans were running. Sat in car for over 5 minutes assuming the fans would cycle off once temperature drop. The fans keep running. The temp gauge isn't even near the half way point. Any thoughts??The code that gets thrown out most often after the issue happens is BA222. It turns out the code is a GM specific code for "system anomaly". Basically, there are two temp sensors, one for the gauge and one for the ECM. After the truck is running for a short time while the outdoor air temp is very mild (in the upper 50s or lower 60s) the ECM ...2015 Tahoe coolent fan keeps running while vehicle is off and temp gauge is stuck on 160 or off. What is the problem - Answered by a verified Chevy Mechanic. ... my truck is overheating. it shoues hot coolent in the dash board. on the gage it shoues 160 degrees. i alreday changed the thermostat and its still doing the same. need help. ...Silverado 1500 2014 2014 Silverado 2015 2018 Silverado LD 2019 2019 Silverado 2500/3500 2019 2019 Suburban 2015 2020 ... • Wipers continue to run for a short time after turning off and then stop/park in the incorrect location. Page 2 October, 2019 Bulletin No.: 18-NA-161 ... (applies LD Trucks and SUVs built prior to June 2015): Bulletin No ...May 14, 2017 ... Comments233 · Cooling Fan Stuck-On Case Study: '04 Toyota Highlander · How to tell if you have bad engine coolant temperature sensor · Sil...7 posts · Joined 2008. #1 · Jul 20, 2008. I have a 2003 5.3L Silverado 1500 with 76,759 miles that my son drives. A couple of weeks ago it started this problem. It will start, but dies immediately. The things I've done to it so far is: 1) Bought a new fuel filter, 2) But first I put a new PCV valve and grommet (Autozone salesman recommended ...Radiator Fan stays on. No A/C. Asked by almazanmike Apr 30, 2020 at 07:41 PM about the 2016 Chevrolet Silverado 1500 LT 4WD. Ok. Looked everywhere and can't find anything about this. My radiator fans are all out off whack (simply put). They. run from the time i turn the truck on to the time I shut it off.Sep 25, 2022 · Cooling fans staying on after shutting engine off. I have a 2018 Silverado 1500 5.3L. The cooling fans just recently started staying on after I shut off the engine. The temperature gauge stays around 165 degrees, even while driving. The A/C also started blowing warm air. I don't see any coolant leaks and I replaced the coolant temperature sensor.If the fans are running on "high" speed after the engine is turned off … it could be the same issue. The engine coolant temperature sensor failed and this caused the ECM to default into running the fans at full speed. They also ran for about 10 minutes after the engine was turned off. I suppose this is a safety feature since there was no ...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 ...Today after running the air conditioner for the first time since last fall, when I shut it off and took the key out, the AC fan kept running and wouldn't shut off. I started the vehicle back up, tried to shut the fan off on the console, but it would not shut off. Now the fan has continuously run for 5 hours and my 6-month-old battery is now dead.Heater fan won’t run, Heater fan won’t stop running – GM products, Ranier, Escalade, Avalanche, Silverado, Suburban, Tahoe, Sierra, Yukon, Envoy GM has issued a technical service bulletin (TSB) #06-01-39-002B to address problems with the front blower motor.Jan 17, 2024 · Why the blower motor fan keeps running with the key off. If your car has a variable-speed fan, it uses a blower motor controller instead of a blower motor resistor. It’s a solid-state device that allows the motor to run and variable speeds. However, if the blower motor fan keeps running after you turn off the car, that’s a sign of a failed ...Air conditioning intermittently stops working. I have a 2000 GMC Sierra, 5.3L V8 with 200K miles and the air just started to act up. When I start out in the morning it works fine, but once I start and stop at lights, etc it quits working. If I stop and turn off the engine it starts working again. When driving highway speeds it seems to never quit.2016 Silverado temp dropped to 160 and fan kept running loud after turning engine off. Was driving today and temp gauge dropped down to 160, fan was running loud so we pulled over and cut off the engine. Fan kept running for about 5 minutes then finally stopped. Turned the truck back on and same thing happened.2015 Sierra 1500 5.3 Cooling fans not running/fan relay. Hi, I am having some issues with my cooling fans. I have a 2015 Sierra 1500, 5.3 WT. I cannot get the cooling fans to turn on. The truck will overheat before they kick on. I tried to force them on through hp tuners scanner and nothing. Both fan fuses are fine and I do not have any codes.Step 2 - Check the alternator. It could be failing. The alternator's job is to recharge the battery once the engine has started and is running. Therefore, if the alternator is faulty and did not recharge the battery, then the battery will be drained. You can check the condition of the alternator at home with special tools, or you can always ...Aug 16, 2011 · Subject: 11046 - Special Coverage Adjustment - Heating, Ventilation, and Air Conditioning Blower Not Fully Functional on All Blower Speeds, Inoperative, or Runs Continuously with the Ignition Off. Models: 2003-2006 Chevrolet Avalanche, Suburban, Tahoe. 2003-2007 Chevrolet Silverado. 2003-2006 GMC Yukon, Yukon XL.Turn the AC and heater switches to the off position, and turn the temperature controls to the coldest setting. Set the HVAC to automatic. Plug in the fuses. Start the engine and let it run for five minutes. The HVAC should readjust automatically. Figure 1. Pull and reinsert the fuses for the HVAC before starting the truck.May have been due to a DPF regeneration in progress when you shut off the truck. SOLD: 2017 Ram 1500 Outdoorsman 4X4 Crew Cab. Delmonico Red Pearl with an Ecodiesel V6, 6'4" box, 3.92 axle and anti-spin. Aftermarket options: Undercover SE tonneau cover, Aries 6" SS steps, Dee Zee rubber bed mat, 3M, WeatherTech all-weather mats.So I have a 2013 silverado crew cab ltz. Recently I have started having issues with my AC/heater. (common denominator is t he fan) When I first start my truck, my AC runs fine. However, after driving for 20 minutes or so, the air out of the vents gets weak and there is a noticeably louder noise under the passenger dash.It spins freely when the truck is off and it's not always loud like that but when it's spinning fast, sucker is crazy loud! Sent from my iPhone using Tapatalk . ... 2017 Silverado LTZ - Diablo i3, Airaid MIT, E2 Catch Can, 5% Tint, 2.25" Readylift w/ucas, 17x8.5 Icon Alloy Rebound w/ LT285/70r17 Falken Wildpeak, N-fab RS Steps, Borla Xr-1 Cat ...Cooling fans running on high speed. I have a 2014 Chevy Silverado 1500 5.3l that I am having a issue with the cooling fans running on high occasionally. When this happens my temp gauge will read zero and when I kill the engine the fans stay on. The only way to shut them off is to crank the engine and shut it right back off.Feb 5, 2022 · 3773 posts · Joined 2016. #24 · Feb 6, 2022. The relays are triggered by a ground signal, there are 2 wires coming from ECM that trigger them to come on with ground. One of those may be broken and contacting body somewhere and allowing the fans to be stuck on.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 ...If they are turning on during a cold start I would check what the engine coolant temperature is reporting on the scan tool, along with the A/C pressure sensor to make sure it is not reporting high pressure kicking the fans on when the system is not even on, even the oil temperature sensor. Here is the information from the service manual with ...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...Ambient air temp sensor, located behind the grill costs about $6. I've replaced mine about 4 times on my 2014 silverado now but it doesn't fix the problem. I've noticed if I let the truck warm up first when its really cold it doesn't trip as much, only way to reset is disconnect battery for about 5-10 minutes....However, you should be concerned if the cooling fan is still operational and getting close to 10-15 minutes. The cooling fan may keep running long after the car is shut off due to overheating or a fault with the relay, which could be caused by faulty temperature sensors, issues with the cooling fan, or problems with the ECU unit.The part I bought is the blower control module that goes next to the blower motor. ACDelco 15-81638 GM Original Equipment Heating and Air Conditioning Blower Control Module. 4.5 out of 5 stars 38 Reviews. Price: $28.98 Free Shipping for Prime Members.Truck keeps running after ignition is turned off. Okay so this started about a week ago. I turn my truck off and the engine keeps running after the key is removed. The gauges all die down and the A/C turn off but the engine keeps running, until I open and close the door then it will turn off. My outside temp. and compass stay on ALL of the time ...60 posts · Joined 2019. #1 · Dec 9, 2022. Took my 2018 Colorado ZR2 to dealership today because thermostat gauge stopped working and fan kept running after l shut my truck off. Got a call from dealership saying they ran a diagnostic test and couldn't find any problems. When l shut my truck off at dealership they had to jump start my truck.Info / / 6 minutes of reading. The situation when the car radiator cooling fan keeps running constantly can be caused mostly by a failing coolant temperature sensor or its wiring, broken fan start relay, damage to the electrical wires, and electronic engine control unit (ECU) problems. To understand how the cooling fan should work correctly ...An empirial way to see if the engine is running hotter than it normally would is to let the engine idle for. a few minutes before shutting it down. The normal fan operation and the idling will cool the engine. If the. fans don't turn on after shutdown, that might indicate the computer is seeing an engine hot enough to warrant cooling with the ...Silverado engine shut off issue 1 Answer. I have a 2011 silverado flex fuel. I go to turn off ignition and only electrical inside truck shuts down and engine stays running when brake pedal is pressed. Without my foot on brake pedal. Truck...Radiator Fan Running when Engine is Off could be due to couple of reasons:1) Stuck Relay Coil2) Overheated Engine: this could be due to low coolant level or ...If you own a Chevy Silverado, you might have experienced some strange noises coming from your truck when you turn it off. These sounds can be puzzling and concerning, but fear not! A bad alternator, a poor cooling system, a damaged exhaust system, a faulty power steering pump, or some other reasons might cause it.2016 Silverado temp dropped to 160 and fan kept running loud after turning engine off. Was driving today and temp gauge dropped down to 160, fan was running loud so we pulled over and cut off the engine. Fan kept running for about 5 minutes then finally stopped. Turned the truck back on and same thing happened.2015 Radiator Fan/Coolant Temp Issue. 2015 GMC Sierra 5.3. 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. Looking at the live data on my OBDII scanner, I can ...6 Common Reasons Your Chevy Silverado Fan Keeps On Running. The most common causes for your Chevy Silverado fan to continue running even when you’ve turned off the engine are related to faults found in the fan relay, the temperature sensors, the ECU unit, the high-pressure switch, the coolant liquid, or the thermostat.This happened to me once. I've had my 2012 Golf TDI for about 2 weeks. I was in my office parking lot so I turned the car back on and drove it to another parking space. When I turned the car off again, the fan shut off. I'm a little concerned about this because when this happened in my 2002 MINI Cooper the entire fan unit had to be replaced.Here is a list of the most common causes of random stalling: Faulty alternator. Fuel pump damaged. Fuel filter needs replacing. Damaged/worn out spark plugs. Dirty/faulty throttle body. Camshaft and/or crankshaft position sensors faulty. Mass air flow sensor faulty. Throttle position sensor failure.7 posts · Joined 2008. #1 · Jul 20, 2008. I have a 2003 5.3L Silverado 1500 with 76,759 miles that my son drives. A couple of weeks ago it started this problem. It will start, but dies immediately. The things I've done to it so far is: 1) Bought a new fuel filter, 2) But first I put a new PCV valve and grommet (Autozone salesman recommended ...The older trucks with electric fan had the coolant temperature turn on around 225F and I don't know that the fans will ever react to transmission temps. So it may be acting normally. Also, the factory temp gauges are usually off a bit, but you would need a scanner hooked up to tell you actual temp vs gauge reading.Step 6. Inspect the thermostat if there are no coolant leaks. Allow the truck to run with the pressure cap tightened on the radiator. Watch the gauge as it is running; when it is overheating, turn on the heater. Turning on the heater will make the temperature gauge drop; then you will know that your thermostat is freezing and not allowing the ...3773 posts · Joined 2016. #24 · Feb 6, 2022. The relays are triggered by a ground signal, there are 2 wires coming from ECM that trigger them to come on with ground. One of those may be broken and contacting body somewhere and allowing the fans to be stuck on.temperture guage stopped working | Find answers to your 2015 Chevrolet Silverado 1500 question from certified mechanics and auto experts. 2015 Chevrolet Silverado 1500 - cooling fan keeps running after engine is shut offMar 30, 2020 ... Comments162 ; Radiator Fan Won't Turn Off? GUARANTEED FIX for 2014-2019 Chevy Silverado & GMC Sierra trucks! The Brothers Workshop · 55K views.Fan still running for a few minutes after truck turned off. I drove my truck today 2019 colorado v6. It was about 50 degrees (F) outside. When I got home the fan stayed on even when the key was out I also noticed the temp gauge stayed at 160 the whole drive (basically didn't move). The fan noise is coming form the front end of the truck.Cooling fans staying on after shutting engine off. I have a 2018 Silverado 1500 5.3L. The cooling fans just recently started staying on after I shut off the engine. The temperature gauge stays around 165 degrees, even while driving. The A/C also started blowing warm air. I don't see any coolant leaks and I replaced the coolant temperature sensor.They would need to scan for codes, pressure test the cooling system and check the cooling system sensor or wiring problems. Chevrolet. Check Engine Light. fans. Malibu. 2001. V6-3.1L. coolant. The statements expressed above are only for informational purposes and should be independently verified.In today’s fast-paced digital world, it is essential to keep our computers running smoothly and efficiently. One of the most common culprits behind a sluggish PC is outdated or mis.... My heat gage stays at 160 and my cooling fan runs even after th2 days ago after driving 32 miles to work, I If you're a renter with a ceiling fan in your pad, or you just never thought about which way the thing was turning, the Simple Dollar says you should check to make sure it's runnin...Oct 8, 2023 · If you've replaced the coolant temperature sensor in your 2016 Chevy Silverado 1500 5.3 and your fans are still running at high speed, it's the new coolant temperature sensor is either defective or not correctly installed, which would prevent it from sending accurate signals to the engine control unit (ECU). This, in turn, can lead to the ECU ... 2016 chevy silverado fan keeps running after engine is shut. 2016 Normally, turning off the key and not opening the door would shut off the engine, but keep the things like the radio operating for 10, or so, minutes. This feature is called "Retained Power" and opening the door will turn it off. This retained power thing is done with a couple of different methods.Corrosion gets up under the insulation and between the connections and you can't see it without a thorough inspection. When you have odd electrical problems as you describe, 90% of the time, it is bad grounds or battery terminals. 2013 Silverado 1500 LT, Z71, 5.3L, 6L80e, 4X4, HD Towing pkg. If you can't fix it with a hammer, it is an ... On the other hand, if the thermostat falls, you should ...
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