Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, OnStar can contact Roadside Assistance and a locksmith to help gain access to the vehicle.
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 ...
Child Restraint Systems
(A) Rear-Facing Infant Seat
A rear-facing infant seat (A) provides restraint with the seating surface
against the back of the infant.
The harness system holds the infant in place and, in a ...
StabiliTrak® System
StabiliTrak assists with directional
control of the vehicle in difficult
driving conditions. The system turns
on automatically every time the
vehicle is started.
- To turn off both traction
...






