GMC Terrain: Recommended Fuel - Fuel - Driving and Operating - GMC Terrain Owner's ManualGMC Terrain: Recommended Fuel

Use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly referred to as spark knock, might be heard when driving. If this occurs, use a gasoline rated at 87 octane or higher as soon as possible. If heavy knocking is heard when using gasoline rated at 87 octane or higher, the engine needs service.

    Fuel
    Use of the recommended fuel is an important part of the proper maintenance of this vehicle. To help keep the engine clean and maintain optimum vehicle performance, we recommend the use of gasoline ...

    Gasoline Specifications (U.S. and Canada Only)
    At a minimum, gasoline should meet ASTM specification D 4814 in the United States or CAN/CGSB&-3.5 or 3.511 in Canada. Some gasolines contain an octane-enhancing additive called methylcyclopen ...

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    Search area
    When searching the database, only points of interest in the current search area are included, except for the sub-categories marked All search areas in the POI category list. ...

    Correct driver's seat position
    Observe the safety guidelines on seat adjustment (). Check whether you have adjusted seat 3 properly. Electrical seat adjustment () When adjusting the seat, make sure: you are as far away f ...

    To Change or Select Tracks/Files
    You can use the SEEK button while a disc is playing to change tracks (files in MP3/WMA mode). In MP3/WMA mode, use the or button to select folders in the disc, and use the SEEK button to ...