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:
Notes on the oil level
Depending on the driving style, the vehicle
consumes up to 0.9 US qts. (0.8 l) of oil over
a distance of 600 miles (1000 km). The oil
consumption may be higher than this when
the vehicle is new or ...
Sunroof
The ignition must be in ON/RUN or ACC/ACCESSORY to operate the sunroof and power
sunshade.
See Retained Accessory Power (RAP) .
The vehicle may have a sunroof over the front seats and a rear sunro ...
Replacing
Replace the wiper blades if they are worn.
1. Pull the wiper arm.
2. Push the release tab A , and then
move the wiper blade down the wiper
arm 1 while pushing the release tab
to remove.
...






