See also:

ACCESSORY MODE ACTIVE
If the vehicle has the keyless access system, this message displays when the accessory mode is active. See Ignition Positions (Key Access) or Ignition Positions (Keyless Access) for more inf ...

OnStar Overview
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. The OnStar system ...

Obstacle Detection Features
If the liftgate encounters an obstacle during a power open or close cycle, a warning chime will sound and the liftgate will automatically reverse direction to the full closed or open positio ...