See also:

Throttle and Brake Pedal Adjustment
The vehicle has adjustable throttle and brake pedals that allow you to change their positions. The switch used to adjust the pedals is located on the center console below the climate control sy ...

Lamp Messages
AFL (ADAPTIVE FORWARD LIGHTING) LAMPS NEED SERVICE This message displays when the Adaptive Forward Lighting (AFL) system is disabled and needs service. See your dealer. See Adaptive Forward Lig ...

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 ...