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 MANUALSGMC2011YUKON BASE, 5.3 0, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSWIRING DIAGRAMSWIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS - ELECTRONIC STEERING CONTROL MODULE X2 THROUGH MEMORY SEAT MODULECOMPONENT CONNECTOR END VIEWSHVAC CONTROL MODULE X4 (C69)
2011 GMC Yukon Base, 5.3 0, RWD
HVAC Control Module X4 (C69)
2011 GMC Yukon Base, 5.3 0, RWDSECTION HVAC Control Module X4 (C69)
HVAC Control Module X4 (C69)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | - | - | Not Used |
| 2 | 0.35 GY | 596 | 5-Volt Reference |
| 3 | 0.35 OG | 2215 | Auxiliary Mode Door Control |
| 4 | 0.35 GY | 2614 | Auxiliary Air Temperature Door Control |
| 5 | 0.35 GY/BK | 1798 | Low Reference (CJ3) |
| 6 | 0.35 GY/BK | 1798 | Low Reference (CJ2) |
| 7 | 0.35 BN | 5516 | Inside Air Temperature Sensor Assembly Control (CJ2) |
| 8-9 | - | - | Not Used |
| 10 | 0.35 D-GN | 2211 | Auxiliary Blower Motor Speed Control |
| 11-16 | - | - | Not Used |
Connector Part Information
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Terminal Part Information
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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.