Buick 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:
Securing Child Restraints (Center Front Seat Position)
WARNING
A child in a child restraint in the center front seat can be badly injured or
killed by the frontal airbags if they inflate. Never secure a child restraint in
the center front seat. It ...
Label locations
Warning labels attached
to your vehicle bearing this symbol mean: Do not touch or adjust components until
you have read the relevant instructions in the handbook.
Labels showing this
sy ...
Scheduling Service Appointments (U.S. and Canada)
When the vehicle requires warranty service, contact your dealer and request an
appointment. By scheduling a service appointment and advising the service consultant
of your transportation needs, yo ...