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:
Immobilizer Operation
This vehicle has a passive theft-deterrent system.
The system does not have to be manually armed or disarmed.
The vehicle is automatically immobilized when the vehicle is turned off.
The immo ...
Power Lumbar
A. Side Bolster Control
B. Lumbar Support Control
C. Seatback Bolster Control
To adjust the lumbar support,
if equipped:
- Press and hold the top of the
control (B) to increase support to
...
Running the Vehicle While Parked
It is better not to park with the engine running. But if you ever have to, here
are some things to know.
WARNING
Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engin ...