Sunroof

The ignition must be in ON/RUN or ACC/ACCESSORY to operate the sunroof and power sunshade. See Retained Accessory Power (RAP) . The vehicle may have a sunroof over the front seats and a rear sunro ...

StabiliTrak® System

The vehicle has a traction control system that limits wheel spin, and the StabiliTrak system that assists with directional control of the vehicle in difficult driving conditions. Both systems tur ...

See also:

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 veh ...

Treadwear
The treadwear grade is a comparative rating based on the wear rate of the tire when tested under controlled conditions on a specified government test course. For example, a tire graded 150 would w ...

Playing a CD (In Either the DVD or CD Slot)
Insert a CD partway into the slot, label side up. The player pulls it in and the CD should begin playing. (Loading a disc into the system, depending on media type and format, ranges from five to 2 ...