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 MANUALSGMC2024SIERRA 2500 HD DENALI ULTIMATEREPAIR AND DIAGNOSISELECTRICALWIRING DIAGRAMSCOMPONENT CONNECTOR END VIEWS (K56 - K111)COMPONENT CONNECTOR END VIEWSK104D FRONT SEAT BLADDER CONTROL MODULE - DRIVER
2024 GMC Sierra 2500 HD Denali Ultimate
K104D Front Seat Bladder Control Module - Driver
2024 GMC Sierra 2500 HD Denali UltimateSECTION K104D Front Seat Bladder Control Module - Driver
Connector Part Information
|
Terminal Part Information
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool |
|---|---|---|---|
| I | Not required | J-35616-64B (L-BU) | No Tool Required |
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| 1 | 0.5 | RD / BN | 2240 | Battery Positive Voltage | I | - |
| 2 | 0.5 | GN / GY | 3758 | Driver Seat Adjuster Memory Module LIN Bus 2 | I | - |
| 3 | 0.5 | WH / BU | 4891 | Driver Seat Lumbar/Bolster Pump Control | I | - |
| 4 | 0.5 | BK | 1550 | Ground | I | - |
| 5 | 0.5 | BN / BK | 2305 | Driver Seat Bolster Pump Low Reference | I | - |
| 6 | 0.5 | GN / BK | 2637 | Front Seat Bolster Memory Module - Driver LIN Bus 1 | 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.