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 MANUALSCADILLAC2013ESCALADE ESV PLATINUM, RWDREPAIR AND DIAGNOSISELECTRICALWIRING DIAGRAMSWIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS - EEBCM MODULE (OVER 8600 GVW) TO MEMORY SEAT MODULE X4 (AN3)COMPONENT CONNECTOR END VIEWSHVAC CONTROL MODULE X1 CONNECTOR END VIEW (CJ2)
2013 Cadillac Escalade ESV Platinum, RWD
HVAC Control Module X1 Connector End View (CJ2)
2013 Cadillac Escalade ESV Platinum, RWDSECTION HVAC Control Module X1 Connector End View (CJ2)
Connector Part Information
|
Terminal Part Information
|
HVAC Control Module X1 (CJ2)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | 0.35 WH/BK | 5515 | Inside Air Temperature Sensor Assembly Control |
| 2-3 | - | - | Not Used |
| 4 | 0.35 D-GN | 734 | Inside Air Temperature Sensor Signal |
| 5 | 0.35 GY | 1548 | Passenger Sunload Sensor Signal |
| 6 | 0.35 BN | 404 | Upper Air Temperature Sensor Signal (C69) |
| 7 | 0.35 L-GN | 405 | Lower Air Temperature Sensor Signal (C69) |
| 8-10 | - | - | Not Used |
| 11 | 0.5 PK | 2014 | Coolant Pump Relay Control (HP2) |
| 12-13 | - | - | Not Used |
| 14 | 0.35 D-GN | 5518 | Auxiliary Inside Air Temperature Sensor Signal (C69) |
| 15 | 0.35 L-BU/BK | 590 | Driver Sunload Sensor Signal |
| 16 | 0.35 TN | 516 | Upper Left Air Temperature Sensor Signal |
| 17 | 0.35 TN | 517 | Upper Right Air Temperature Sensor Signal |
| 18 | 0.35 PK | 2145 | Air Temperature Switch Signal - Right (C69) |
| 19 | 0.35 GY | 2599 | Auxiliary Mode Door Control (C69) |
| 20 | - | - | Not Used |
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.