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 BASE, 4D WAGON, 3.6 D, AWDREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMDATA COMMUNICATIONS SYSTEMREPAIR INSTRUCTIONSBODY CONTROL MODULE REPLACEMENT

2011 Cadillac CTS Base, 4D Wagon, 3.6 D, AWD

Body Control Module Replacement

2011 Cadillac CTS Base, 4D Wagon, 3.6 D, AWDSECTION Body Control Module Replacement

Fig 1: Body Control Module

Courtesy of GENERAL MOTORS CORP.

Callout

Component Name

Preliminary Procedures

Remove the instrument panel (I/P) insulator. Refer to Instrument Panel Insulator Replacement - Left Side (Left Hand Drive) or Instrument Panel Insulator Replacement - Left Side (Right Hand Drive) .
Remove the driver knee bolster bracket. Refer to Driver Knee Bolster Bracket Replacement (Left Hand Drive) or Driver Knee Bolster Bracket Replacement (Right Hand Drive) .

Body Control Module (BCM)

Procedure

Disconnect the electrical connectors.
Refer to Control Module References for programming and set-up 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.