Passlock™ Anti-Theft Auto Learn Method

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2001 Saturn SW2, 2001 Saturn SL2, 2001 Saturn SL1, 2001 Saturn SL, and 2001 Saturn SC2. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: This method may be used if only the Passlock sensor was replaced. For PCM or BCM replacement, seed and key method must be used.

Check BCM and PCM for existing codes. If codes exist, repair and proceed to next step. If no codes exist, go to next step.
Turn ignition switch to RUN position. Momentarily rotate ignition switch to START position. DO NOT start vehicle. Wait for 10 minutes. When security light changes from flashing to off or on to off, turn ignition switch to OFF position. Perform this process 3 times. After the third time, vehicle should start on next ignition cycle.
NOTE: If ignition is turned off before security light changes state, relearn procedure must be restarted.