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.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSCHEVROLET2011TAHOE BASE, 5.3 0, 4WDREPAIR AND DIAGNOSISELECTRICALWIRING DIAGRAMSWIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS - ELECTRONIC STEERING CONTROL MODULE X2 THROUGH MEMORY SEAT MODULECOMPONENT CONNECTOR END VIEWSHVAC CONTROL MODULE - AUXILIARY (CJ3 WITH C69, WITHOUT U42)
2011 Chevrolet Tahoe Base, 5.3 0, 4WD
HVAC Control Module - Auxiliary (CJ3 with C69, without U42)
2011 Chevrolet Tahoe Base, 5.3 0, 4WDSECTION HVAC Control Module - Auxiliary (CJ3 with C69, without U42)
HVAC Control Module - Auxiliary (CJ3 with C69, without U42)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | 0.35 BN/WH | 230 | Instrument Panel Lamp Dimming Control |
| 2 | 0.35 BK | 1050 | Ground |
| 3 | 0.35 GY | 597 | 5-Volt Reference |
| 4 | 0.35 D-GN | 6101 | Low Reference |
| 5-6 | - | - | Not Used |
| 7 | 0.35 PU/WH | 760 | Auxiliary Blower Motor Speed Signal |
| 8 | 0.35 YE | 2214 | Auxiliary Air Temperature Signal |
| 9 | - | - | Not Used |
| 10 | 0.35 OG | 2615 | Auxiliary Mode Door Signal |
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.