Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.
See also:
Security
OnStar provides services like Stolen Vehicle Assistance, Remote Ignition Block, and Roadside Assistance, if the vehicle is equipped with these services. OnStar can unlock the vehicle doors remotely, i ...
Door Locks
There are several ways to lock and unlock the vehicle.
From outside, use the Remote Keyless Entry (RKE) transmitter or the key in the driver door.
From inside, use the power door locks or the manual ...
Vehicle Information Menu Items
(Vehicle Information): Press this button to scroll through the following menu items:
OIL LIFE
Press the vehicle information button until OIL LIFE REMAINING displays. This display shows an estimate ...