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 MANUALSCHEVROLET2013SILVERADO 2500 HD LT, 2D CAB CHASSIS, 6.6L ENG VIN 8, RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2612 (ELECTRICAL COMPONENT LOCATOR - INSTRUMENT PANEL/CENTER CONSOLE COMPONENT VIEWS)INSTRUMENT PANEL/CENTER CONSOLE COMPONENT VIEWSBACK OF HVAC ASSEMBLY COMPONENTS
2013 Chevrolet Silverado 2500 HD LT, 2D Cab Chassis, 6.6L Eng VIN 8, RWD
Back of HVAC Assembly Components
2013 Chevrolet Silverado 2500 HD LT, 2D Cab Chassis, 6.6L Eng VIN 8, RWDSECTION Back of HVAC Assembly Components
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2015 GMC Sierra 3500 HD, 2015 GMC Sierra 2500 HD, 2015 GMC Sierra 1500, 2015 Chevrolet Silverado 3500 HD, and 2015 Chevrolet Silverado 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Back of HVAC Assembly Components
| Items |
|---|
| 1: B7H Air Temperature Sensor - Duct Left Upper (CJ2) |
| 2: B7J Air Temperature Sensor - Duct Right Upper (CJ2) |
| 3: B39 A/C Evaporator Temperature Sensor (C67 or CJ2) |
| 4: M8 Blower Motor M8 Blower Motor |
| 5: M6R Air Temperature Door Actuator - Right (CJ2) M6R Air Temperature Door Actuator - Right |
RENDER: 1.0x
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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.