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 MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 347 (THEFT DETERRENT SYSTEM)THEFT DETERRENT MODULE PROGRAMMING AND SETUPPROGRAMMING THEFT DETERRENT SYSTEM COMPONENTSSET UP A NEW THEFT DETERRENT MODULE
2006 Chevrolet Cobalt SS, 4D Sedan, Standard
Set Up A New Theft Deterrent Module
2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Set Up A New Theft Deterrent Module
WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Use this procedure only if replacing the TDM with a GM SPO Replacement Part.
- Connect a scan tool to the vehicle.
- Turn ON the ignition, with the engine OFF.
- Ensure that all power consuming devices are turned OFF on the vehicle.
- With a scan tool, select Request Info. under Service Programming System and follow the scan tool on-screen instructions.
- Disconnect the scan tool from the vehicle and connect the scan tool to a Techline Terminal with the current Service Programming System (SPS) software.
- On the Techline Terminal, select Service Programming System and follow the Techline Terminal on-screen instructions. Ensure the correct programming selection is chose based on component being replaced or programmed. For this procedure, choose the TDM (Theft Deterrent Module) menu selection.
- Disconnect the scan tool from the Techline Terminal and re-connect the scan tool to the vehicle.
- Turn ON the ignition with the engine OFF.
- With a scan tool, select Program ECU under Service Programming System and follow the on-screen instructions.
- Turn OFF the ignition.
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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.