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.
2006 GMC Envoy 5.3 M, RWDFACTORY OEM SERVICE PROCEDURE
Installation Procedure
- Install the theft deterrent control module (2) onto the ignition lock cylinder case assembly (1).
- Connect the connector to the theft deterrent control module.
- If necessary, connect the connector to the ignition lock cylinder case.
- Install the lock cylinder. Refer to Ignition Lock Cylinder Replacement in Steering Wheel and Column.
- Install the upper and lower trim covers. Refer to Steering Column Trim Covers Replacement in Steering Wheel and Column.
- Enable the SIR system. Refer to SIR Disabling and Enabling Zone 3 in SIR.
- Program the theft deterrent control module. Refer to Programming Theft Deterrent System Components .
CAUTION:
Refer to SIR Inflator Module Coil Caution in Cautions and Notices.
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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