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 MANUALSISUZU2006ASCENDER S, 5.3 M, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 203 (PROGRAMMING AND SETUP - ALL SYSTEMS)REPAIR INSTRUCTIONSTHEFT DETERRENT CONTROL MODULE PROGRAMMING AND SETUP10 MINUTE RE-LEARN PROCEDURE
2006 Isuzu Ascender S, 5.3 M, 4WD
10 Minute Re-Learn Procedure
2006 Isuzu Ascender S, 5.3 M, 4WDSECTION 10 Minute Re-Learn Procedure
WARNING: This page is about a different car, the 2007 Isuzu Ascender, 2007 GMC Envoy, 2007 Chevrolet TrailBlazer, and 2007 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.
Use this procedure after replacing any of the following components:
- The passkey III+ (PK3+) keys
- The theft deterrent control module
- The PCM, see Important above
IMPORTANT:
If replacing a theft deterrent control module with a GM SPO replacement part, ensure the procedure to set up a new theft deterrent control module has been performed prior to the 10 Minute Re-Learn Procedure.
- Connect the Tech 2 diagnostic scan tool to the vehicle.
- With the scan tool, select Request Info. under Service Programing System and follow the scan tool on screen instructions.
- Disconnect the scan tool from the vehicle and connect it to a Techline Terminal with current Service Programing System (SPS) software.
- On the Techline Terminal, select Service Programming Systems and follow the Techline Terminal on screen instructions.
- Disconnect the scan tool from the Techline Terminal and re-connect it to the vehicle.
- With a master passkey III+ (PK3+) key, turn ON the ignition, with the engine OFF.
- With the scan tool, select Program ECU under Service Programing System.
- At this point, the scan tool must remain connected for the duration of the 10 Minute Re-Learn Procedure.
- Observe the SECURITY telltale or the scan tool on screen timer. After approximately 10 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 5 seconds.
- With a master passkey III+ (PK3+) key, start the vehicle. The theft deterrent control module has now learned the key transponder information and the PCM has now learned the fuel continue password.
- Turn OFF the ignition and wait 15 seconds minimum.
- With a second master passkey III+ (PK3+) key, start the vehicle. The theft deterrent control module has now learned the second master passkey III+ (PK3+) key transponder information.
- Learning additional keys, if required. Refer to Adding Keys .
- With the scan tool, clear any DTCs.
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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.