� #12 · Feb 18, 2015.


I had to the GM service department and they can't figure it out. Front-wheel drive.

Nothing yet I like to try to fix it mysrlf.


It will work fine then shut car off and back 15 mins later and no heat. Start the car, but DO NOT TOUCH the AC controls. .

GMC Mechanic.

2011 GMC Terrain runs at normal temperature, but blows nothing but cold air. . Jul 23, 2021 · fc-falcon">Diagnostic trouble code (DTC) P0073 stands for “Ambient Air Temperature Sensor Circuit High.

If you're only able to get cold or very hot. A/C automatic electronic controls (C68) PRICE: 48.

Let the engine run for 1-2 minutes.

Remove the screws from the HVAC control module.

com/_ylt=AwrEstiIRW9ksPsFtBRXNyoA;_ylu=Y29sbwNiZjEEcG9zAzUEdnRpZAMEc2VjA3Ny/RV=2/RE=1685042696/RO=10/RU=https%3a%2f%2fwww. The 2011 Terrain lasts 150,000 miles with serious engine and transmission problems.

The most common reasons a GMC Terrain ac isn't working are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor. 99.

Bad climate control unit.

” It indicates that there might be a problem with your vehicle’s ambient air temperature (AAT) sensor or the sensor’s circuit.


. . No usual noises.

Use OBD2 scanner for diagnosis. It's about 70 degrees today and I cranked the air with recirculate but didn't feel much cooler than the outside air. SKU # 936137. What Problems Does the 2011 GMC Terrain Have? The GMC Terrain has serious problems including engine failures, broken transmissions, and cracked exhaust. . Step 4: Pull the fuse out, wait 10 seconds, then reconnect it.


. Get reliability information for the 2011 GMC Terrain from Consumer Reports, which combines extensive survey data and expert technical knowledge.


The auto-stop function is the most annoying feature for most users.


You can usually diagnose and fix the problem yourself in about an hour.