Services Not Included in Roadside Service
- Impound towing caused by violation of any laws.
- Legal fines.
- Mounting, dismounting, or changing of snow tires, chains, or other traction devices.
- Towing or services for vehicles driven on a non-public road or highway.
See also:
Checking Engine Oil
It is a good idea to check the engine oil level at each fuel fill. In order
to get an accurate reading, the vehicle must be on level ground.
The engine oil dipstick handle is a yellow loop. See En ...
Onstar.com
The website provides access to
account information, manages the
OnStar subscription, and allows
viewing of videos of each service.
Get subscription plan pricing and
sign up for OnStar Vehicle ...
Obstacle Detection Features
If the liftgate encounters an obstacle
during a power open or close cycle,
a warning chime will sound and the
liftgate will automatically reverse
direction to the full closed or
open positio ...






