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 MANUALSCADILLAC2011CTS V, 2D COUPE, STANDARDREPAIR AND DIAGNOSISELECTRICALWIRING DIAGRAMSWIRING SYSTEMS AND POWER MANAGEMENT - COMPONENT CONNECTOR END VIEWS - MEMORY SEAT MODULE THROUGH REAR WINDOW DEFOGGER RELAYCOMPONENT CONNECTOR END VIEWSPARK LAMP RELAY (T90) CONNECTOR END VIEW
2011 Cadillac CTS V, 2D Coupe, Standard
Park Lamp Relay (T90) Connector End View
2011 Cadillac CTS V, 2D Coupe, StandardSECTION Park Lamp Relay (T90) Connector End View
Park Lamp Relay (T90)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| A1 | 0.35 BK | 1050 | Ground |
| A2 | 0.35 BN | 2209 | Rear Park Lamps Supply Voltage |
| B1-B2 | - | - | Not Used |
| C1 | 0.5 BN/WH | 309 | Right Park Lamp Supply Voltage |
| C2 | 0.5 PU | 709 | Left Park Lamp Supply Voltage |
Connector Part Information
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Terminal Part Information
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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.