Conditions For Setting DTC
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.
- Ignition switch is in RUN position.
- Passlock(tm) is unable to produce 12 volts to Passlock(tm) sensor. This may be due to a module, a wiring, or a sensor problem.