Circuit/System Testing
WARNING: This page is about a different car, the 2008 Pontiac Torrent and 2008 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition OFF, disconnect harness connector at the appropriate door latch assembly.
- Ignition ON, verify the scan tool Passenger Door Ajar Sw. parameter is Door Closed.
- If not the specified value, test the signal circuit terminal listed below for a short to ground. If the circuit tests normal, replace the BCM.
- Front passenger door latch signal circuit terminal 1
- Left rear door latch signal circuit terminal 4
- Right rear door latch signal circuit terminal 4
- If not the specified value, test the signal circuit terminal listed below for a short to ground. If the circuit tests normal, replace the BCM.
- If all circuit tests normal, test or replace the door latch assembly.