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 MANUALSCHEVROLET2008HHR LT, 2.4 P, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 456 (PROGRAMMING AND SETUP - ALL SYSTEMS)REPAIR INSTRUCTIONSTHEFT DETERRENT MODULE PROGRAMMING AND SETUP10 MINUTE RE-LEARN PROCEDURE
2008 Chevrolet HHR LT, 2.4 P, Automatic
10 Minute Re-Learn Procedure
2008 Chevrolet HHR LT, 2.4 P, AutomaticSECTION 10 Minute Re-Learn Procedure
WARNING: This page is about a different car, the 2011 GMC Canyon and 2011 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
This procedure will learn the fuel continue password between the TDM and ECM.
NOTE:
If replacing a TDM with a new replacement part, ensure the Procedure to Set Up a New Theft Deterrent Module has been performed prior to beginning the 10 Minute Re-Learn Procedure.
- Connect the scan tool to the vehicle in the pass-thru arrangement.
- Turn ON the ignition, with the engine OFF.
- Ensure that all power consuming devices are turned OFF on the vehicle.
- On the Techline Terminal, select Service Programming System and follow the Techline Terminal on-screen instructions. Ensure the correct programming selection is chosen based on component being replaced or programmed. For this procedure, go to the V.T.D. Vehicle Theft Deterrent Learn (Export Only) menu and choose the Vehicle Theft Deterrent Learn for Powertrain System selection.
- At this point, the scan tool must remain connected for the duration of the 10 Minute Re-Learn Procedure.
- Observe the security indicator or the Techline Terminal on screen timer. After approximately 12 minutes, the scan tool timer will expire and/or the telltale will turn off. The vehicle is now ready to relearn the key information and/or passwords on the next ignition switch transition from OFF to CRANK.
- Turn OFF the ignition and wait 2 minutes.
- With a master PK3+ key, turn the ignition to the RUN position for 15 seconds, then start the vehicle. The TDM and ECM have now learned the fuel continue password.
- With the scan tool, clear any DTCs.
NOTE:
The Techline Terminal will initially display 12 Minutes. The first 2 minutes allow the scan tool to initialize the appropriate control module. The remaining 10 minutes is the relearn timer.
On some vehicles the security indicator may be illuminated for the duration of the 10-minute relearn procedure.
On some vehicles the security indicator may be illuminated for the duration of the 10-minute relearn procedure.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.