Buick Enclave: California Fuel Requirements - Fuel - Driving and Operating - Buick Enclave Owner's ManualBuick Enclave: 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 not available in states adopting California Emissions Standards, the vehicle will operate satisfactorily on fuels meeting federal specifications, but emission control system performance might be affected. The malfunction indicator lamp could turn on and the vehicle might fail a smog-check test.

See Malfunction Indicator Lamp . If this occurs, return to your authorized dealer for diagnosis.

If it is determined that the condition is caused by the type of fuel used, repairs might not be covered by the vehicle warranty.

    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 methylcyclopentadie ...

    Fuels in Foreign Countries
    Never use leaded gasoline or any other fuel not recommended in the previous text on fuel. Costly repairs caused by use of improper fuel would not be covered by the vehicle warranty. To check the ...

    See also:

    Front air bags
    The front air bags increase protection for the driver's and front-passenger's head and chest. Driver's air bag 1 deploys in front of the steering wheel; front-passenger front air bag 2 deploys ...

    Terms
    It is important to familiarize yourself with the following terms before loading your vehicle: ► Curb Weight (actual weight of your vehicle) - vehicle weight including: standard and opt ...

    Maximum permissible gross vehicleweight rating
    The specifications shown on the Tire and Loading Information placard in the illustration are examples. The maximum permissible gross vehicle weight rating is vehicle-specific and may differ from ...