GMC Terrain: Fuel - Fuel - Driving and Operating - GMC Terrain Owner's ManualGMC Terrain: 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 advertised as TOP TIER Detergent Gasoline.

Look for the TOP TIER label on the fuel pump to ensure gasoline meets enhanced detergency standards developed by auto companies. A list of marketers providing TOP TIER Detergent Gasoline can be found at www.toptiergas.com.

Vehicles that have a FlexFuel badge and a yellow fuel cap can use either unleaded

Vehicles that have a FlexFuel badge and a yellow fuel cap can use either unleaded gasoline or ethanol fuel containing up to 85% ethanol (E85). See Fuel E85 (85% Ethanol) on page 9‑53. For all other vehicles, use only the unleaded gasoline described under Recommended Fuel on page 9‑51.

    Fuel
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    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 ...

    See also:

    Unlocking the vehicle
    To prevent accidental operation, never leave the Smart Key in the vehicle if children or animals are also left in the vehicle. Note: The operational range of the Smart Key will vary consider ...

    Seat fabric
    Remove loose dirt, dust or debris with a vacuum cleaner. If the dirt is caked on the fabric or hard to remove with a vacuum cleaner, use a soft brush then vacuum it. Wipe the fabric surface wit ...

    Heating and ventilation
    There are three controls and two switches for the heating and cooling system. They are: 1. Air flow control. 2. Fan speed control. 3. Temperature control. 4. Air intake control switch. 5 ...