Buick Enclave: Gasoline Specifications (U.S. and Canada Only) - Fuel - Driving and Operating - Buick Enclave Owner's ManualBuick Enclave: 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 heard when ...

    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 ...

    See also:

    Warning and indicator lamps
    1 ABS 2 The lamp lights up briefly, but has no function. 3 Brakes (USA only) 4 ESP® 5 Distance warning signal On vehicles without DISTRONIC, the lamp lights up briefly but has no funct ...

    Top tether strap child restraint
    If the manufacturer of your child restraint requires the use of a top tether strap, it must be secured to an anchor point. WARNING ► In the 3rd row bench seat, a child restraint with a ...

    BSW system operation
    If the radar sensors detect vehicles in the detection zone, the BSW/Blind Spot InterventionTM indicator light located inside the outside mirrors illuminates. If the turn signal is then activ ...