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 MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 894 (WIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS - MEMORY SEAT MODULE (X5) TO YAW SENSOR)COMPONENT CONNECTOR END VIEWSMULTIFUNCTION SWITCH - I/P (Z75)
2008 Chevrolet Chevy Express G3500, Van Passenger Extended
Multifunction Switch - I/P (Z75)
2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Multifunction Switch - I/P (Z75)
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. 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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Multifunction Switch - I/P (Z75)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | 0.35 BK | 1850 | Ground |
| 2 | - | - | Not Used |
| 3 | 0.35 YE | 6817 | LED Backlight Dimming Control |
| 4 | 0.5 OG/BK | 5285 | Adjustable Pedals Motor Rearward Control (JF4) |
| 5 | 0.5 YE/BK | 5813 | Park Enable Control (JF4) |
| 6 | 0.5 PU | 5286 | Adjustable Pedals Motor Forward Control (JF4) |
| 7 | 0.35 PU/WH | 6816 | Indicator Dimming Control |
| 8 | - | - | Not Used |
| 9 | 0.35 TN/WH | 7462 | Running Board Disable Signal (BRS) |
| 10-12 | - | - | Not Used |
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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.