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 MANUALSCHEVROLET2006SUBURBAN C1500, 5.3 ZREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1257 (COMPONENT LOCATIONS & COMPONENT CONNECTOR END VIEWS)COMPONENT CONNECTOR END VIEWSBODY CONTROL MODULE (BCM) X1
2006 Chevrolet Suburban C1500, 5.3 Z
Body Control Module (BCM) X1
2006 Chevrolet Suburban C1500, 5.3 ZSECTION Body Control Module (BCM) X1
WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
Body Control Module (BCM) X1
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | - | - | Not Used |
| 2 | 0.35 WH | 1390 | Off/Run/Crank Voltage |
| 3 | 0.35 GY | 1884 | Cruise Control Switch Signal |
| 4 | 0.35 WH/BK | 1073 | 5-Volt Reference |
| 5 | 0.35 | 1715 | Windshield Wiper Switch High Signal |
| 6 | 0.35 D-BU | 1796 | Steering Wheel Controls Signal |
| 7 | - | - | Not Used |
| 8 | 0.35 BK/WH | 1251 | Ground |
| 9 | 0.35 L-BU | 1714 | Windshield Wiper Switch Low Signal |
| 10-13 | - | - | Not Used |
| 14 | 0.35 PK | 3 | Battery Positive Voltage |
| 15 | 0.35 L-BU/WH | 1414 | Left Front Turn Signal Switch Signal |
| 16 | 0.35 D-BU/WH | 1415 | Right Front Turn Signal Switch Signal |
| 17 | 0.35 PU | 1375 | Remote Radio Control Supply Voltage |
| 18 | 0.35 PU | 524 | Headlamp Dimmer Switch High Beam Signal |
| 19 | 0.35 OG | 192 | Front Fog Lamp Switch Signal |
| 20 | 0.35 PU | 5526 | Tap Up/Tap Down Switch Signal |
| 21-22 | - | - | Not Used |
| 23 | 0.35 D-GN | 306 | Headlamp Switch Headlamps Off Signal |
| 24 | 0.35 PK | 94 | Windshield Washer Switch Signal |
| 25 | 0.35 BN | 1356 | Flash To Pass Switch Signal |
| 26 | 0.35 PU/WH | 5905 | Key Capture/Column Lock Shift Position Signal |
| 27 | - | - | 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.