Vehicle Data
See also:
Manual Mode
Driver Shift Control (DSC)
Notice: Driving with the engine at a high rpm without upshifting while
using Driver Shift Control (DSC), could damage the vehicle.
Always upshift when necessary while u ...
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 ...
Horn
To sound the horn, press the center pad on the steering wheel. ...






