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:

Manual Mode
Electronic Range Select (ERS) Mode ERS mode allows you to choose the top-gear limit of the transmission and the vehicle's speed while driving downhill or towing a trailer. The vehicle has an electro ...

Comprehensive safety system
The GMC Acadia has a comprehensive safety system that is designed to protect passengers before, during and after a crash. Its strong structure and four-wheel independent suspension system enhance ...

Adjusting the Speakers (Balance/Fade)
BAL/FADE (Balance/Fade): To adjust the balance or fade: 1. Press until the speaker control tabs display. 2. Continue pressing to highlight the tab, or press the softkey under the tab. 3. To adju ...