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:

    Interior lamp bulb replacement
    Follow the steps illustrated. Insert a new bulb and refit the components. 1. Footwell, puddle and loadspace lamps. 2. Courtesy lamp and map lamps. 3. Vanity mirror lamps. 4. Rear courtesy lamps. ...

    Vehicle operation outside the USAand Canada
    If you plan to operate your vehicle in foreign countries, please be aware that: • service facilities or replacement parts may not be readily available. • unleaded fuel for vehicles with a ca ...

    Supplemental air bag warning labels
    Warning labels about the supplemental front-impact air bag system are placed in the vehicle as shown in the illustration. SRS air bag The warning labels 1 are located on the surface of the s ...