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:
Power Reclining Seatbacks
Driver’s Seat with Power Seat Control, Power
Recline, and Power Lumbar shown
If the seats have power reclining seatbacks, the controls
used to operate them are located on the outboard
side ...
Perimeter Lights
Press the customization button until PERIMETER
LIGHTS: ON appears in the display. To select
your preference for perimeter lighting, press
the select button while PERIMETER LIGHTS:
ON is displaye ...
Warning Lights, Gauges, and Indicators
Warning lights and gauges can
signal that something is wrong
before it becomes serious enough
to cause an expensive repair or
replacement. Paying attention to the
warning lights and gauges c ...