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.
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HOMESERVICE MANUALSCHEVROLET2008SILVERADO 3500 4WD V8-6.0LREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGCONTROL MODULE HVACLOCATIONS
2008 Chevrolet Silverado 3500 4WD V8-6.0L
Control Module HVAC: Locations
2008 Chevrolet Silverado 3500 4WD V8-6.0LSECTION Locations
Instrument Panel/Center Console Component Views
Behind the I/P Components (CJ2)
1 - Air Temperature Actuator - Right
2 - Recirculation Actuator
3 - Junction Block - Right I/P C4
4 - G200
5 - Blower Motor
6 - Air Temperature Sensor - Lower Right
7 - Air Temperature Actuator - Left
8 - Blower Motor Control Module
9 - Air Temperature Sensor - Lower Left
10 - Mode Actuator
Behind the I/P Components (C67/C42)
1 - Air Temperature Actuator
2 - Recirculation Actuator (C67)
3 - Blower Motor
4 - Blower Motor Control Module
5 - Mode Actuator
RENDER: 1.0x
NO RELATED
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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.