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 MANUALSCHEVROLET2014EXPRESS 2500 BASE, VAN CARGO, 6.6L ENG VIN LREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSWIRING DIAGRAMSWIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS - Q1B 2-3 TO X88COMPONENT CONNECTOR END VIEWSS79D WINDOW SWITCH - DRIVER (A31)
2014 Chevrolet Express 2500 Base, Van Cargo, 6.6L Eng VIN L
S79D Window Switch - Driver (A31)
2014 Chevrolet Express 2500 Base, Van Cargo, 6.6L Eng VIN LSECTION S79D Window Switch - Driver (A31)
Connector Part Information
|
Terminal Part Information
| Terminal Type ID | Terminated Lead | Diagnostic Test Probe | Terminal Removal Tool | Service Terminal | Tray | Core Crimp | Insulation Crimp |
|---|---|---|---|---|---|---|---|
| I | Pins: A, C-D, F-H - 13575756 | J-35616-4A (PU) | J-38125-553 | Pins: A, C-D, F-H - 15304713 | 19 | Pins: A, C-D, F-H - F | D |
S79D Window Switch - Driver (A31)
| Pin | Size | Color | Circuit | Function | Terminal Type ID | Option |
|---|---|---|---|---|---|---|
| A | 3 | L-BU | 166 | Power Window Master Switch Right Front Up Signal | I | - |
| B | 0.35 | BN/WH | 230 | Instrument Panel Lamps Dimming Control | I | - |
| C | 3 | D-GN | 1001 | RAP 12-Volt Fuse Control | I | - |
| D | 3 | TN | 167 | Power Window Master Switch Right Front Down Signal | I | - |
| E | - | - | - | Not Occupied | - | - |
| F | 3 | BK | 450 | Ground | I | - |
| G | 3 | D-BU | 164 | Power Window Motor Left Front Up Control | I | - |
| H | 3 | BN | 165 | Power Window Motor Left Front Down Control | I | - |
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.