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:

    Deactivating DISTRONIC
    There are several ways to deactivate DISTRONIC: ► Briefly press the cruise control lever forwards 1. or ► Brake. The last speed stored remains stored until you switch off the ...

    Limited Guidance Areas
    Any area that is not classified as detailed, is a limited guidance area. Limited guidance streets are displayed on the map but route guidance may not be given on these streets. Some POI categories, ...

    Interior Mirrors
    Automatic Dimming Rearview Mirror The vehicle may have an automatic dimming inside rearview mirror. Automatic dimming reduces the glare from the headlamps of the vehicle behind you. The dimming fe ...