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 ...

Securing an Add-on Child Restraint in the Vehicle
CAUTION: A child can be seriously injured or killed in a crash if the child restraint is not properly secured in the vehicle. Make sure the child restraint is properly installed in the vehicle ...

DIC Compass
Your vehicle may have a compass in the Driver Information Center (DIC). The information below explains how to operate this feature in the DIC. If your vehicle has a compass in the mirror, see C ...