Fuel Lockout Cycle
WARNING: This page is about a different car, the 2002 GMC Savana, 2002 Chevrolet Chevy Express, 2001 GMC Savana, and 2001 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
When Passlock(tm) module receives a password which is incorrect or a password which indicates tamper and PCM disables fuel injectors, fuel injectors remain disabled for 10 minutes even if the ignition switch is turned from RUN position to OFF position. Passlock(tm) system requires 3 consecutive lockout cycles in order to complete 30 minute learn procedure for a changed component.