Transmission Messages

ALL WHEEL DRIVE OFF If your vehicle has the All-Wheel Drive (AWD) system, this message displays when there is a compact spare tire on the vehicle, when the Antilock Brake System (ABS) warning lig ...

Vehicle Speed Messages

SPEED LIMITED TO XXX MPH (KM/H) This message displays when your vehicle speed is limited to 128 km/h (80 mph) because the vehicle detects a problem in the speed variable assist steering system. Ha ...

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 ...

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 syst ...

Tow/Haul Mode Light
This light comes on when the Tow/Haul mode has been activated. For more information, see Tow/Haul Mode . ...