Buick Enclave: Gasoline Specifications (U.S. and Canada Only) - Fuel - Driving and Operating - Buick Enclave Owner's ManualBuick Enclave: 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 methylcyclopentadienyl manganese tricarbonyl (MMT). We recommend against the use of gasolines containing MMT. See Fuel Additives  for additional information.

    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 ...

    California Fuel Requirements
    If the vehicle is certified to meet California Emissions Standards, it is designed to operate on fuels that meet California specifications. See the underhood emission control label. If this fuel is ...

    See also:

    Tail lamps with LEDs
    1 Rear fog lamp 2 Backup lamp ► Switch off the lights. ► Open the cargo compartment. ► Open the side trim panel. ► Turn the corresponding bulb holder counter-clockwise ...

    Canceling Guidance
    Guidance is canceled once the final destination is reached. To cancel guidance prior to arrival at the final destination: 1. Press DEST. 2. Press Cancel Guidance. 3. Press OK to confirm. Guidance ...

    Important safety notes
    WARNING   If you tow the vehicle, you must use a rigid towing bar if: • the engine is not running. • there is a brake system malfunction. • there is a malfunction in the power ...