Four-Wheel Drive

If the vehicle has Four-Wheel Drive, you can send the engine's driving power to all four wheels for extra traction.

See also:

Rear Window Defogger
REAR (Rear Defogger): Press to turn the rear window defogger on or off. The rear window defogger turns off after about 10 minutes. It can also be turned off by turning the ignition to ACC/ACCESSO ...

Oil Pressure
This display shows the oil pressure in either kilopascals (kPa) or pounds per square inch (psi). ...

Safety
GM is aggressive in promoting the benefits of OnStar 8.0. New-truck buyers get a one-year subscription to the Safe and Sound Plan, after which owners can subscribe annually. If an airbag deploys, ...