Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception.
Cellular reception is required for OnStar to send remote signals to the vehicle.
See also:
StabiliTrak® OFF Light
This light comes on briefly while
starting the engine. If it does not,
have the vehicle serviced by your
dealer.
This light comes on when the
StabiliTrak system is turned off.
If StabiliTr ...
Wheel Alignment
Wheel alignment is critical for
ensuring that the tires deliver
optimal wear and performance.
- Signs that the alignment may
need to be adjusted include
pulling, improper vehicle
handling, ...
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 o ...