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 MANUALSCHEVROLET2019TAHOE LS, 4WD, GAS/ETHANOLREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 14 (COMPONENT CONNECTOR END VIEWS (E55LR - K20))COMPONENT CONNECTOR END VIEWSK9 BODY CONTROL MODULE X3
2019 Chevrolet Tahoe LS, 4WD, Gas/Ethanol
K9 Body Control Module X3
2019 Chevrolet Tahoe LS, 4WD, Gas/EthanolSECTION K9 Body Control Module X3
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban 3500 HD, and 2018 Chevrolet Suburban. 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
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool | Service Terminal | Tray Name | Core Crimp | Insulation Crimp |
|---|---|---|---|---|---|---|---|
| I | Not Required | No Tool Required | No Tool Required | Not Required | Not Required | Not Required | Not Required |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.5 | GN/GY | 3277 | Vehicle Anti-Theft System Immobilizer Low Reference | I | - |
| 2 | 0.5 | GN/VT | 7533 | Local Interconnect Network Serial Data Bus 11 | I | - |
| 3 | 0.5 | GY/BK | 3276 | Vehicle Anti-Theft System Immobilizer Control | I | - |
| 4 | 0.5 | WH/RD | 1444 | 12V Reference | I | - |
| 5 | 0.5 | VT/YE | 4 | Accessory Ignition Voltage | I | - |
| 6 | 0.5 | VT/BK | 3 | Run/Crank Ignition 1 Voltage | I | - |
| 7 - 8 | - | - | - | Not Occupied | - | - |
| 9 | 0.5 | BN/GN | 1884 | Cruise Control Set/Coast/Resume/Accelerate Switch Signal | I | - |
| 10 | 0.5 | BK/GY | 6009 | Windshield Wiper Switch Low Reference | I | - |
| 11 | 0.5 | WH | 524 | Headlamp Dimmer Switch High Beam Signal | I | - |
| 12 | 0.5 | WH/GN | 663 | Hazard Switch Left Turn Signal | I | - |
| 13 | 0.5 | YE/BU | 1714 | Windshield Wiper Switch Low Signal | I | - |
| 14 | 0.5 | BU/GY | 553 | Shift Select Switch Performance Signal | I | - |
| 15 | 0.5 | WH/VT | 1020 | Off/Run/Crank Ignition Voltage | I | -BTM |
| 16 | 0.5 | GY/GN | 5737 | Adaptive Cruise Control Gap Up/Down Switch Signal | I | - |
| 17 | 0.5 | YE/BN | 307 | Headlamp Switch Flash To Pass Signal | I | - |
| 18 | 0.5 | GN/WH | 3287 | Horn Switch Signal | I | - |
| 19 | 0.5 | OG | 7527 | Local Interconnect Network Serial Data Bus 5 | I | - |
| 20 | 0.5 | GY | 1715 | Windshield Wiper Switch High Signal | I | - |
| 21 | 0.5 | VT/YE | 5526 | Tap Up/Tap Down Switch Signal | I | - |
| 22 | 0.5 | WH/BK | 1073 | Ignition Key Resistor Signal | I | -BTM |
| 23 | 0.5 | GY/YE | 7595 | Auto Wiper On Signal | I | - |
| 24 | 0.5 | VT/BU | 664 | Hazard Switch Right Turn Signal | I | - |
| 25 | 0.5 | WH/BK | 94 | Windshield Washer Switch Signal | I | - |
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.