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.
HVAC Control Module Connector End View C2
2006 Buick Allure CXSSECTION HVAC Control Module Connector End View C2
HVAC Control Module Connector End View C2
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| A1 | TN/WH | 518 | Lower Left Air Temperature Sensor Signal |
| A2 | YE | 61 | Low Reference |
| A3 | TN/BK | 520 | Lower Right Air Temperature Sensor Signal |
| A4 | OG/BK | 1057 | Low Reference |
| A5-A6 | - | - | Not Used |
| A7 | GY/BK | 754 | Blower Motor Speed Control |
| A8 | - | - | Not Used |
| B1 | L-GN/BK | 1647 | Recirculation Door Control A |
| B2 | PK/WH | 1648 | Recirculation Door Control B |
| B3 | YE | 1791 | Left Air Temperature Door Control A |
| B4 | D-BU/WH | 1199 | Left Air Temperature Door Control B |
| B5 | WH/BK | 1236 | Right Air Temperature Door Control A |
| B6 | D-BU | 1646 | Right Air Temperature Door Control B |
| B7 | TN | 2273 | Mode Door Control A |
| B8 | L-GN | 2275 | Mode Door Position Signal |
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.