OnStar Services

See also:

Steps for Determining Correct Load Limit
1. Locate the statement “The combined weight of occupants and cargo should never exceed XXX kg or XXX lbs” on your vehicle’s placard. 2. Determine the combined weight of the driver and pass ...

If Your Vehicle is Stuck in Sand, Mud, Ice, or Snow
Slowly and cautiously spin the wheels to free the vehicle when stuck in sand, mud, ice, or snow. See Rocking Your Vehicle to Get It Out. If the vehicle has a traction system, it can often help to ...

Check Gages Warning Light
The check gages light will come on briefly when you are starting the engine. If the light comes on and stays on while you are driving, check your coolant temperature and engine oil pressure ...