OnStar Services

See also:

Underbody Maintenance
Chemicals used for ice and snow removal and dust control can collect on the underbody. If these are not removed, corrosion and rust can develop on the underbody parts such as fuel lines, frame, ...

Exterior Lighting
The exterior lamp control is located on the instrument panel on the outboard side of the steering wheel. Turn the control to the following positions: : Turns off the exterior lamps. The kn ...

Jump Starting
If your vehicle’s battery has run down, you may want to use another vehicle and some jumper cables to start your vehicle. Be sure to use the following steps to do it safely. CAUTION: Batterie ...