Other information:
Check
Turn the ignition ON, engine OFF.
Set the parking brake.
Place the gearshift in REVERSE (R) for rear parking aid sensors.
Place the gearshift in DRIVE (D) for front parking aid sensors.
Using a diagnostic scan tool, monitor the parking aid
sensor distance Parameter Identifications (PIDs) to verify no objects
are dete..
Body Control Module (BCM)
The BCM controls the following:
Battery saver function
Brake shift interlock
Delayed accessory function
Dimmable backlighting
Decklid release
Exterior lighting
Horn
Ignition state messaging
Push-button start function
Interior lighting
Key validation (part of the PATS)
Keyless entry keypad
PATS
..