Zone 1
WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
- Ensure ignition is off and key is removed. Connect driver-side Electronic Frontal Sensor (EFS) connector to EFS. Install Connector Position Assurance (CPA) clip. Install EFS bracket to bumper. See Figure. Connect passenger-side EFS connector to EFS. Install CPA clip. Install passenger-side EFS bracket to bumper.
- Install SIR fuse in fuse block. See Figure. Staying well away from air bag modules, turn ignition on. Check air bag system for proper operation. See SYSTEM OPERATION CHECK .