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:

    Towing Equipment
    Hitches It is important to have the correct hitch equipment. Crosswinds, large trucks going by, and rough roads are a few reasons why the right hitch is needed. ► The rear bumper on the vehi ...

    Remote control battery
    The remote control battery is automatically recharged while the remote is docked. The battery is not serviceable and should not be changed or removed by the user. ...

    Replacing the rear window wiper blade
    Removing the wiper blade ► Remove the SmartKey from the ignition lock. ► Fold wiper arm 1 away from the rear window until it engages. ► Position wiper blade 2 at a right angle ...