Reactivation for Subsequent Owners
Push 
and follow the prompts to
speak to an Advisor as soon as
possible after acquiring the vehicle.
The Advisor will update vehicle records and will explain the OnStar service offers and options available.
See also:
Traction Control System (TCS)/StabiliTrak® Light
The Traction Control System (TCS)/StabiliTrak light comes on briefly
when the engine is started.
If the light does not come on, have
the vehicle serviced by the dealer.
If the system is workin ...
Park Tilt Mirrors
When on, both the driver and
passenger mirrors will tilt downward
when the vehicle is shifted to
R (Reverse) to improve visibility of
the ground near the rear wheels.
They will return to thei ...
USB Port
Not all USB drives are compatible with the USB port. Check the height of the
USB drive prior to closing the arm rest.
For vehicles with a USB port, the following devices may be connected and contro ...