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 MANUALSCADILLAC2011ESCALADE BASE, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 794 (DATA COMMUNICATION SYSTEM)VISUAL IDENTIFICATIONDATA COMMUNICATION CONNECTORSBODY CONTROL MODULE (BCM) C1
2011 Cadillac Escalade Base, AWD
Body Control Module (BCM) C1
2011 Cadillac Escalade Base, AWDSECTION Body Control Module (BCM) C1
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Body Control Module (BCM) C1 Connector Parts Information
Connector Part InformationÂ
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Terminal Part InformationÂ
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Body Control Module (BCM) C1 Connector Terminal Identification
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| 1 | - | - | Not Used |
| 2 | PK | 1020 | Ignition 0 Voltage |
| 3 | GY | 1884 | Cruise Control Switch Signal |
| 4 | WH | 530 | 5-Volt Reference |
| 5 | L-GN | 1715 | Windshield Wiper Switch High Signal |
| 6 | L-GN | 6818 | Steering Wheel Control Switch Signal |
| 7 | - | - | Not Used |
| 8 | TN/BK | 6009 | Low Reference |
| 9 | L-BU | 1714 | Windshield Wiper Switch Low Signal |
| 10-13 | - | - | Not Used |
| 14 | PK | 3 | Ignition 1 Voltage |
| 15 | D-GN | 663 | Hazard Switch Left Turn Signal |
| 16 | TN | 664 | Hazard Switch Right Turn Signal |
| 17 | PK | 1444 | 12-Volt Reference |
| 18 | YE | 525 | Headlamp Dimmer Switch Signal |
| 19 | WH | 111 | Hazard Switch Signal |
| 20 | PU | 5526 | Tap Up/Tap Down Switch Signal (MYC) |
| 21 | BN | 4 | Ignition 1 Voltage |
| 22 | - | - | Not Used |
| 23 | L-BU | 553 | Tow/Haul Switch Signal |
| 24 | PK | 94 | Windshield Washer Switch Signal |
| 25 | YE | 307 | Headlamp Flash to Pass Signal |
| 26 | TN/WH | 816 | A/T Shift Lock Solenoid Supply Voltage |
| 27 | - | - | Not Used |
RENDER: 1.0x
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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.