Is the a / C on my GM truck really hot?

From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. I have a 2008 1500 4×4 4.3 V6 with 40000miles. Recently the ENGINE HOT A/C TURNED OFF warning pops up, but the engine isnt really hot. It seems to reset itself after a while.

Is the engine hot a / C turned off code?

Recently the ENGINE HOT A/C TURNED OFF warning pops up, but the engine isnt really hot. It seems to reset itself after a while. I though it did it more in wet weather, but today is dry (though yesterday rained). It did this yesterday.

Why is my GMC Sierra 3500 HD engine hot?

Stopped unplugging battery to reset and when the weather is cold in the morning the temp guage will start up on it’s own again, but the warmer the day gets or the longer drive the truck it comes back on, very annoying any real answers for the fix out there. I Have the GMC Sierra 3500 HD with a Vortec 6.0L .

Why is my engine hot but not really hot?

Problem is that as soon as I touched the wire harness going to the BCM the fault disappeared and has not returned. I did however unplug and inspect for signs of poor connections and broken wires at the BCM. I have seen way to many times that wires will break inside the insulation due to excessive stress caused by engineers.

What does ” engine hot a / C turned off ” mean?

After driving for a while the temperature gauge drops all the way down, the warning display light-up with “ENGINE HOT A/C TURNED OFF” and the electric fan comes on. I have a ScanGauge II connected and it reads engine temp at 173 degs F. I check the ECM with the ScanGauge II and it shows a bunch of odd-ball codes which have no meaning.

Why does my Sierra engine get hot while running?

Hate to think the heads might be cooking, due to a low coolant level, but then I don’t know the design that well to know for sure. My 08 Sierra V6 with 42K miles took 1/2 gallon of Dex-Cool “WHILE RUNNING” & warmed up, and seems fine now.

Is the engine hot AC off warning light still on?

ENGINE HOT AC OFF WARNING LIGHT IS ON. BUT TEMP. GAUGE IS STILL ON COLD ENGINE HOT AC OFF WARNING LIGHT IS ON. BUT TEMP. GAUGE IS STILL ON COLD – Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website.

What should the coolant level be in a Chevy?

The engine is (3.5) The coolant level is good and condition of coolant is good Chevy Mechanic: Bill, Chevy Technician replied 8 years ago Ok, as long as the cooling system is full and operating properly, what I would suggest is having the thermostat checked for proper operation and having the computer update with the latest software calibration.

How to stop engine hot AC on Suburban Tahoe?

Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer. ScubaMoto shows you how to do it yourself.

Why does my Chevy Silverado keep blowing hot air?

From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. I would check the charge in the system. You might be just a little low on refrigerant. (Low enough to intermittantly trip the “Low-pressure” switch.)

Why is my a / C not working on my Chevy Silverado?

If it didn’t work or stayed on all the time then there is a problem. Subject: Air Conditioning (A/C) Blows Warm Air Intermittently. This condition may be caused by the A/C compressor clutch cycling out early when the low pressure side reaches approximately 380 kPa (55 psi).

Why does engine too hot turn off code?

GM engineers have apparently decided that if the engine temperature is too low (example 195deg) that they will display “engine too hot turning ac off”. I had the same problem and replaced the engine temperature sensor but that didn’t fix the problem. I had GM replace the thermostat and that fixed the problem.

What does it mean when engine hot, turn a / C off?

I had the temp gauge bottom out, & the fans howling, & the Engine Hot – A/C Turned Off message, I reset the fuse panel by lifting it to reset it, and the problem would come back the next day or so. Today I watched it come up to temp after a few miles, & then suddenly tank the temp gauge.

Why is my AC not working on my Chevy Silverado?

Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My A/C Working? What are common reasons my Chevrolet Silverado 2500 HD has air conditioning problems?

Why is my Chevy Silverado 2500 not working?

While there are a variety of reasons your Chevrolet Silverado 2500 HD air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor. What will be the outcome of an air conditioning system diagnosis?

What does the transmission hot idle engine message mean?

When the DIC displays this message, you should stop and turn off your car. The alert will disappear when the transmission fluid has returned to a safe temperature. The statements expressed above are only for informational purposes and should be independently verified.

What does it mean when your DIC says your engine is too hot?

When the DIC displays this alert, it means that the coolant in the engine is too hot, and the engine is not able to cool properly. While it is safe to drive the vehicle when the DIC shows this alert, the air conditioning will be automatically shut off to reduce stress to the engine.

Is the a / C on my GM truck really hot?