See also:

Vehicle Information Menu Items
(Vehicle Information): Press this button to scroll through the following menu items: OIL LIFE Press the vehicle information button until OIL LIFE REMAINING displays. This display shows an estimate ...

Shifting Into Four-Wheel Drive Low
When Four-Wheel Drive Low is engaged, vehicle speed should be kept below 72 km/h (45 mph). Extended high-speed operation in Four-Wheel Drive Low may damage or shorten the life of the drivetrain. To ...

Fuel
For diesel engine vehicles, see “Fuel for Diesel Engines” in the Duramax Diesel Supplement. For Vehicles with gasoline engines, please read this. ...