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 MANUALSBUICK2013REGAL TURBO PREMIUM, STANDARD TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 239 (WIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS - G14 THROUGH K71 TCM X2)COMPONENT CONNECTOR END VIEWSK9 BODY CONTROL MODULE X3
2013 Buick Regal Turbo Premium, Standard Trans
K9 Body Control Module X3
2013 Buick Regal Turbo Premium, Standard TransSECTION K9 Body Control Module X3
WARNING: This page is about a different car, the 2012 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
Connector Part Information
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Terminal Part Information
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K9 Body Control Module X3
| Pin | Size | Color | Circuit | Function | Option |
|---|---|---|---|---|---|
| 1 | 0.5 | GN/GY | 3277 | Vehicle Anti-Theft System Immobilizer Return | - |
| 2 | 0.5 | GN/VT | 7533 | Linear Interconnect Network Bus 11 | - |
| 3 | 0.5 | GY/BK | 3276 | Vehicle Anti-Theft System Immobilizer Supply Voltage | - |
| 4 | 0.5 | YE | 7556 | Lighting Control Switch Reference | - |
| 5 | 0.5 | VT/YE | 4 | Accessory Voltage | - |
| 6 | 0.5 | VT/BK | 3 | Run/Crank Ignition 1 Voltage | - |
| 7 | 0.5 | VT/YE | 143 | Accessory Voltage | MDK |
| 0.5 | VT/YE | 143 | Accessory Voltage | MH8 | |
| 8 | 0.5 | GN | 6818 | Steering Wheel Resistor Ladder Signal #1 | - |
| 9 | 0.5 | BN/GN | 1884 | Cruise Control Set/Coast/Resume/Accelerate Switch Signal | - |
| 10 | 0.5 | BK/GY | 6009 | Low Reference | - |
| 11 | 0.5 | WH | 524 | Headlamp Dimmer Switch High Beam Signal | - |
| 12 | 0.5 | WH/GN | 663 | Hazard Switch Left Turn Signal | - |
| 13 | 0.5 | YE/BU | 1714 | Windshield Wiper Switch Low Signal | - |
| 14 | 0.5 | BU/GY | 553 | Shift Select Switch Performance Signal | URC |
| 15 | 0.5 | WH/VT | 1020 | Off/Run/Crank Voltage | - |
| 16 | - | - | - | Not Used | - |
| 17 | 0.5 | YE/BN | 307 | Headlamp Switch Flash To Pass Signal | - |
| 18 | 0.5 | GN/WH | 3287 | Horn Switch Signal | - |
| 19 | - | - | - | Not Used | - |
| 20 | 0.5 | GY | 1715 | Windshield Wiper Switch High Signal | - |
| 21 | - | - | - | Not Used | - |
| 22 | 0.5 | WH/BK | 1073 | Ignition Key Resistor Signal | - |
| 23 | - | - | - | Not Used | - |
| 24 | 0.5 | VT/BU | 664 | Hazard Switch Right Turn Signal | - |
| 25 | 0.5 | WH/BK | 94 | Windshield Washer Switch Signal | - |
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.