Buick Regal: California Fuel Requirements - Object Detection Systems - Driving and Operating - Buick Regal Owners ManualBuick Regal: 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 methylcyclopentadienyl ...

    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 fuel ...

    See also:

    Interior overview
    Door lock/unlock button Outside rearview mirror control switch Central door lock switch Power window lock switch Power window switches Hood release lever Parking brake* Instrument p ...

    Activating
    1. Turn the light switch to or . 2. Press the button on the turn signal lever, arrow. The indicator lamp in the instrument cluster lights up. When the lights are switched on, the high be ...

    Head restraints
    Adjusting the head restraint WARNING: Raise rear head restraint when therear seat is occupied by apassenger or a child restraint. Adjust the head restraint so that the topof it is level with th ...