Buick LaCrosse: Gasoline Specifications (U.S. and Canada Only) - Fuel - Driving and Operating - Buick LaCrosse Owners ManualBuick LaCrosse: 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 hear ...

    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 ...

    See also:

    Child Restraint Systems
    (A) Rear-Facing Infant Seat A rear-facing infant seat (A) provides restraint with the seating surface against the back of the infant. The harness system holds the infant in place and, in a ...

    Selection of manual mode
    With the vehicle either moving or stationary, move the select lever from the “D” position to the “M” position to select the manual mode. 1) Upshift indicator 2) Downshift indicator 3) ...

    Interior light
    The interior light has a three-position switch and operates regardless of ignition switch position. - When the switch is in the ON position (1) , the front and rear personal lights will illumin ...