See also:

Power Outlets
The vehicle has 12-volt outlets that can be used to plug in electrical equipment, such as a cell phone or MP3 player. The power outlets are located on the instrument panel below the climate controls, ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...

Parking Brake
To set the parking brake, hold the regular brake pedal down, then push the parking brake pedal down. If the ignition is on, the brake system warning light will come on. See Brake System Warning ...