See also:

Rear Window Lockout
Rear Window Lockout This feature prevents the rear passenger windows from operating, except from the driver position. Press o to activate the rear window lockout switch. The LED (A) comes ...

Vehicle Security
This vehicle has theft-deterrent features; however, they do not make it impossible to steal. ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...