Anti-Theft System: Description
WARNING:
Vehicles are equipped with air bag supplemental restraint system. Before attempting ANY repairs involving steering column, instrument panel or related components, see SERVICE PRECAUTIONS and DISABLING & ACTIVATING AIR BAG SYSTEM in appropriate AIR BAG RESTRAINT SYSTEMS article.
NOTE:
The Body Control Module (BCM) may also be referred to as Body Function Controller (BFC).
The Passlock(R) system is designed to prevent vehicle theft by disabling the engine, unless a mechanical key is used to correctly engage the Passlock(R) lock cylinder. System components include ignition switch, Passlock(R) lock cylinder, Powertrain Control Module (PCM) and BCM.