See also:

Shoulder Belt Height Adjuster
The vehicle has a shoulder belt height adjuster for the driver and right front passenger positions. Adjust the height so the shoulder portion of the belt is on the shoulder and not falling off of ...

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 ...

Ride Control System Messages
SERVICE REAR AXLE This message displays when there is a problem with the All-Wheel Drive (AWD) System. See your dealer for service. SERVICE STABILITRAK This message displays if there is a pr ...