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:

Hill Start Assist (HSA)
This vehicle has a Hill Start Assist (HSA) feature, which may be useful when the vehicle is stopped on a grade. This feature is designed to prevent the vehicle from rolling, either forward or rearward ...

Theft-Deterrent Feature
The theft-deterrent feature works by learning a portion of the Vehicle Identification Number (VIN) to the infotainment system. The infotainment system does not operate if it is stolen or moved to ...

Fog Lamps
The fog lamps control is located on the turn/lane change lever. Use the fog lamps for better vision in foggy or misty conditions. FOG (Fog Lamps): Turn the fog lamp band on the lever to and re ...