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.

2008 Pontiac G8 BaseFACTORY OEM SERVICE PROCEDURE

Theft Deterrent Module Replacement

WARNING: This page is about a different car, the 2011 GMC Acadia, 2011 Chevrolet Traverse, and 2011 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Theft Deterrent Module

Courtesy of GENERAL MOTORS CORP.

Callout

Component Name

Preliminary Procedure

Remove the ignition lock cylinder opening trim cover. Refer to Ignition Lock Cylinder Opening Trim Cover Replacement .
Remove the ignition lock cylinder. Refer to Ignition Lock Cylinder Replacement .

Theft Deterrent Module Assembly

Procedure

Disconnect the electrical connector.
Program the theft deterrent control module after replacement. Refer to Control Module References .

Factory Service Tools

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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.