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:
Transmission
Driver Shift Control (DSC)
Driver Shift Control (DSC) allows you to shift an automatic transmission similar
to a manual transmission. To use the DSC feature:
1. Move the shift lever from D (Drive) ...
XM™ Satellite Radio Service
XM™ is a satellite radio service that is based in
the 48 contiguous United States and Canada.
XM™ offers a large variety of coast-to-coast
channels including music, news, sports, talk,
traff ...
Tire Pressure Monitor
This vehicle may have a Tire Pressure Monitor System (TPMS).
The TPMS warning light alerts you to a significant loss in pressure of one of the vehicle's tires. If the warning light comes on, stop a ...