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.
K188 Human Machine Interface Control Module Bypass Module X1
2019 GMC Yukon XL Denali, RWDSECTION K188 Human Machine Interface Control Module Bypass Module X1
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 | 19333221 | EL-35616-58 (BK) | J-38125-215A | Not Available | Not Available | Not Available | Not Available |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.35 | RD/GY | 2840 | Battery Positive Voltage | I | - |
| 2 | 0.35 | GY/VT | 755 | RAP Relay Coil Control | I | - |
| 3 | 0.35 | GN/WH | 7527 | Local Interconnect Network Serial Data Bus 5 | I | - |
| 4 | - | - | - | Not Occupied | - | - |
| 5 | 0.35 | BK | 2550 | Ground | I | - |
| 6 | 0.35 | GY/YE | 6972 | Camera Signal 2 + | I | - |
| 7 | - | - | - | Not Occupied | - | - |
| 8 | 0.35 | GY/YE | 6972 | Camera Signal 2 + | I | - |
| 9 | 0.35 | GN/WH | 24 | Backup Lamp Control | I | - |
| 10 - 17 | - | - | - | Not Occupied | - | - |
| 18 | 0.35 | WH/BU | 6973 | Camera Signal 2 | I | - |
| 19 | 0.35 | BU/YE | 6974 | Camera Low Reference | I | - |
| 20 | 0.35 | WH/BU | 6973 | Camera Signal 2 | 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.