Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2012 GMC Terrain AWD V6-3.0LFACTORY OEM SERVICE PROCEDURE
Blower Motor Control Module
Instrument Panel/Center Console Component Views
HVAC System and Center Console Components
1 - B7E Air Temperature Sensor - Duct Right Lower
2 - B7J Air Temperature Sensor - Duct Right Upper
3 - M6 Air Temperature Door Actuator
4 - M8 Blower Motor
5 - K8 Blower Motor Control Module
6 - B39 A/C Evaporator Temperature Sensor
7 - M46 Air Recirculation Door Actuator
8 - M37 Mode Door Actuator
9 - X83 Auxiliary Audio Input X1 (without UWG)
10 - X83 Auxiliary Audio Input X2 (without UWG)
11 - X80A Accessory Power Receptacle - Center Console 1
12 - E28 Center Console Compartment Lamp (LT, LTZ, SLE2, or SLT)
13 - X80B Accessory Power Receptacle - Center Console 2
14 - X82 Audio/Video Input Adapter (UWG)
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.