OnStar Overview
EmergencyStarter Switch Check
WARNING
When you are doing this inspection, the vehicle could move suddenly. If the
vehicle moves, you or others could be injured.
1. Before starting this check, be sure there is enough room around the vehicle.
2. Firmly apply both the parking brake and the regular brake.
Do not use the accele ...
Wiper/Washer System Description and Operation
Wiper/Washer System Components
The wiper/washer system consists of the following electrical components:
Windshield Wiper Relay
Windshield Wiper Speed Control Relay
Windshield Washer Pump Relay
Rain Sensor (optional)
Windshield Washer Fluid Pump
Windshield Wiper Motor
Window Wiper/Wa ...
Variable Effort Steering System Description and Operation
The Variable Effort Steering (VES) system or MAGNASTEER® varies the amount of
effort required to steer the vehicle as vehicle speed
changes. At low speeds, the system provides minimal steering effort for easy
turning and parking maneuvers. Steering effort is increased
at higher speeds to provi ...