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 MANUALSCHEVROLET2001SILVERADO 1500 HD, RWDREPAIR AND DIAGNOSISGENERAL INFORMATIONCOMPUTER RELEARN PROCEDURESGENERAL MOTORS (CARS)AURORAPASS-KEY® III SYSTEM AUTO LEARN PROCEDURE
2001 Chevrolet Silverado 1500 HD, RWD
PASS-Key® III System Auto Learn Procedure
2001 Chevrolet Silverado 1500 HD, RWDSECTION PASS-Key® III System Auto Learn Procedure
- Insert a valid mechanical coded unlearned ignition key in the ignition switch. Place ignition switch in the RUN position. The SECURITY indicator light will come on for 10 minutes, the length of the auto learn timer.
- When auto learn timer expires and SECURITY indicator light goes off, place ignition switch in OFF position. Remove ignition key from ignition. Wait 5 seconds.
- Repeat steps 1 and 2 2 more times. Insert the newly learned ignition key in ignition switch.
- Start vehicle, vehicle has now learned key and password information. Using 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.