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:
Vehicle Load Limits
It is very important to know how much weight your vehicle can carry. This weight
is called the vehicle capacity weight and includes the weight of all occupants,
cargo, and all nonfactory-installed ...
If the Vehicle Is Stuck
Slowly and cautiously spin the
wheels to free the vehicle when
stuck in sand, mud, ice, or snow.
If stuck too severely for the traction
system to free the vehicle, turn the
traction system of ...
Engine Oil
To ensure proper engine performance and long life, careful attention must be
paid to engine oil. Following these simple, but important steps will help
protect your investment:
- Always use engine ...






