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 MANUALSCADILLAC2005CTS VREPAIR AND DIAGNOSISQUICK LOOKUPSWIRING DIAGRAMSOEM CONNECTOR END VIEWSCONNECTOR END VIEWSOVERHEAD CONSOLE CONNECTOR END VIEW
2005 Cadillac CTS V
Overhead Console Connector End View
2005 Cadillac CTS VSECTION Overhead Console Connector End View
Overhead Console Connector End View
| Connector Part Information |
|
||
|---|---|---|---|
| Pin | Wire Color | Circuit No. | Function |
| 1 | GY | 157 | Courtesy Lamp Control |
| 2 | BK | 850 | Ground |
| 3 | D-BU/WH | 149 | Courtesy Lamp Supply Voltage |
| 4 | YE | 1491 | Backlight Lamps Control |
| 5 | PK/BK | 1597 | Courtesy Lamps Switch On Signal |
| 6 | L-BU/BK | 1688 | 5-Volt Reference |
| 7 | YE | 5005 | Instrument Panel Lamps Dimmer Switch Low Reference |
| 8 | D-GN | 44 | Instrument Panel Lamps Dimmer Switch Signal |
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.