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 MANUALSPONTIAC2008GRAND PRIX BASEREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 17 (HVAC - AUTOMATIC)COMPONENT LOCATORHVAC CONNECTOR END VIEWSHVAC CONTROL MODULE - C2
2008 Pontiac Grand Prix Base
HVAC Control Module - C2
2008 Pontiac Grand Prix BaseSECTION HVAC Control Module - C2
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
HVAC Control Module - C2 Connector Parts Information
Connector Part Information
|
HVAC Control Module - C2 Connector Terminal Identification
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| A | D-GN | 734 | Inside Air Temperature Sensor Signal |
| B | L-GN/BK | 735 | Ambient Air Temperature Sensor Signal |
| C | WH | 2338 | Upper Left Air Temperature Sensor Signal |
| D | GY | 2336 | Upper Right Air Temperature Sensor Signal |
| E | WH/BK | 2339 | Lower Left Air Temperature Sensor Signal |
| F | GY/BK | 2337 | Lower Right Air Temperature Sensor Signal |
| G | PU | 1838 | Recirculation Door Position Signal |
| H-J | - | - | Not Used |
| K | BN | 718 | Low Reference |
| L | WH/BK | 5515 | Inside Air Temperature Sensor Assembly Control |
| M | PU/WH | 760 | Blower Motor Speed Control |
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.