Fuel

For diesel engine vehicles, see “Fuel for Diesel Engines” in the Duramax Diesel Supplement.

For Vehicles with gasoline engines, please read this.

See also:

Child Restraint Systems
(A) Rear-Facing Infant Seat A rear-facing infant seat (A) provides restraint with the seating surface against the back of the infant. The harness system holds the infant in place and, in a crash, ...

Heated and Ventilated Seats
Heated and Cooled Seat Buttons Shown, Heated Seat Buttons Similar If available, the buttons are on the center console. To operate, the engine must be running. : If available, press to heat the ...

Heated Seats
Uplevel Climate Control System Shown, Base Similar If available, the buttons are near the climate controls. To operate, the ignition must be in ON/RUN. Press or to heat the driver or passenge ...