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 MANUALSSATURN2009ASTRA XR, 4D HATCHBACK, AUTOMATICREPAIR AND DIAGNOSISELECTRICALWIRING DIAGRAMSWIRING SYSTEMS AND POWER MANAGEMENT - ELECTRICAL CENTER VIEWS & COMPONENT AND HARNESS CONNECTOR END VIEWSCOMPONENT CONNECTOR END VIEWSVEHICLE COMMUNICATIONS INTERFACE MODULE (VCIM) - LEFT - X4
2009 Saturn Astra XR, 4D Hatchback, Automatic
Vehicle Communications Interface Module (VCIM) - Left - X4
2009 Saturn Astra XR, 4D Hatchback, AutomaticSECTION Vehicle Communications Interface Module (VCIM) - Left - X4
Vehicle Communications Interface Module (VCIM) - Left - X4
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| 1 | - | - | Not Used |
| 2 | 0.5 GN | 2500 | High Speed GMLAN Serial Data (+) |
| 3 | 0.5 WH | 2501 | High Speed GMLAN Serial Data (-) |
| 4-7 | - | - | Not Used |
| 8 | 0.5 GN | 2500 | High Speed GMLAN Serial Data (+) |
| 9 | 0.5 WH | 2501 | High Speed GMLAN Serial Data (-) |
| 10-12 | - | - | Not Used |
Connector Part Information
|
Terminal Part Information
|
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.