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:
Engine Oil Messages
CHANGE ENGINE OIL SOON
This message displays when the engine oil needs to be changed. When you change
the engine oil, be sure to reset the Oil Life System. See Engine Oil Life System
on page 10&# ...
Power Door Locks
There is a power door lock switch on the instrument panel.
There are power door lock switches on the front door panels.
Q : Press to lock the doors.
K : Press to unlock the doors.
When locking ...
Engine Hours
Press the vehicle information button until ENGINE HOURS displays. This display shows the total number of hours the engine has run. ...