Factory radio wiring color diagram for 2005 Cadillac cts?

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1045281

2026-03-17 15:15

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For a 2005 Cadillac CTS, the factory radio wiring color diagram typically includes the following colors:

  • Power (12V): Yellow
  • Ground: Black
  • Ignition/Accessory: Red
  • Speaker Wires:

    • Front Left (+): Gray
    • Front Left (-): Gray/Black
    • Front Right (+): Purple
    • Front Right (-): Purple/Black
    • Rear Left (+): Green
    • Rear Left (-): Green/Black
    • Rear Right (+): Brown
    • Rear Right (-): Brown/Black

Always double-check with a wiring diagram specific to your model, as variations can occur.

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