Changing the Passlock™ Components
The following components contain codes or passwords, or must learn codes or passwords for the Passlock™ system to allow the vehicle to start:
- The ignition switch
- BCM
- ECM
If any of these parts are replaced, a learn procedure must be performed. Refer to Programming Theft Deterrent System Components . If parts are replaced and a learn procedure is not performed, the engine will not crank.