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:
If the Off Indicator is Lit for an Adult-Size Occupant
If a person of adult size is sitting in the right front passenger seat, but the
off indicator is lit, it could be because that person is not sitting properly in
the seat. If this happens, use th ...
Using this Manual
To quickly locate information about
the vehicle, use the Index in
the back of the manual. It is an
alphabetical list of what is in the
manual and the page number
where it can be found. ...
Lockout Protection
If the power door lock switch is
pressed when the key is in the
ignition and a door is open, all the
doors will lock and only the driver
door will unlock. If the doors are
closed, they can b ...