Chime Inoperative With Seat Belt Unfastened
- Ensure ignition is off and left front seat belt is unfastened and fully retracted. Using scan tool, read seat belt switch status. If scan tool does not display SEAT BELT: CLOSED, go to next step. If scan tool displays SEAT BELT: CLOSED, replace BCM. See BODY CONTROL MODULE (BCM) under REMOVAL & INSTALLATION.
- Disconnect left seat belt switch connector and ensure connector is clean and not damaged. Connect a jumper wire between seat belt switch connector terminals No. 1 (Light Green/Red wire) and No. 2 (Black wire). See WIRING DIAGRAMS . Using scan tool, read seat belt switch status. If scan tool does not display SEAT BELT: CLOSED, go to next step. If scan tool displays SEAT BELT: CLOSED, replace left seat belt switch.
- Connect a jumper wire between ground and terminal No. 1 (Light Green/Red wire) on left seat belt switch connector. Using scan tool, read seat belt switch status. If scan tool does not display SEAT BELT: CLOSED, go to next step. If scan tool displays SEAT BELT: CLOSED, repair open in Black wire.
- Locate BCM 20-pin connector C5. See Figure. DO NOT disconnect connector. Backprobe BCM 20-pin connector C5 with a fused jumper wire between ground and terminal No. 5 (Light Green/Red wire). See CONNECTOR IDENTIFICATION . Using scan tool, read seat belt switch status. If scan tool displays SEAT BELT: CLOSED, repair open in Light Green/Red wire. If scan tool does not display SEAT BELT: CLOSED, replace BCM. See BODY CONTROL MODULE (BCM) under REMOVAL & INSTALLATION.