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:
Driving on Grades
Reduce speed and shift to a lower gear before starting down a long or steep downgrade.
If the transmission is not shifted down, the brakes might get hot and no longer
work well.
Vehicles can tow ...
Security Light
The security light should come on briefly as the engine is started. If the system
is working normally, the indicator light turns off. If it does not come on, have
the vehicle serviced by your de ...
Power Door Locks
The switches are located on the
front doors.
(Unlock): Press to unlock the
doors.
(Lock): Remove the key from
the ignition and press to lock the
doors. ...