Buick Regal: Gasoline Specifications (U.S. and Canada Only) - Object Detection Systems - Driving and Operating - Buick Regal Owners ManualBuick Regal: 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
    If the vehicle has a 2.4L L4 engine (VIN Code C), 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 r ...

    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 n ...

    See also:

    Before Driving
    The RSE is for rear seat passengers only. The driver cannot safely view the video screen while driving. In severe or extreme weather conditions, the RSE system may not work until the temper ...

    Importer/Distributor
    U.S.A. Mazda North American Operations 7755 Irvine Center Drive Irvine, CA 92618-2922 U.S.A. P.O. Box 19734 Irvine, CA 92623-9734 U.S.A. TEL: 1 (800) 222-5500 (in U.S.A.) (949) 727-1990 (outside U ...

    Overview of Contents
    Contents A convenient reference to the sections in this manual. Your Vehicle at a Glance A quick reference to the main controls in your vehicle. Driver and Passenger Safety Important informat ...