Buick Enclave: 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 driving. If this occurs, use a gasoline rated at 87 octane or higher as soon as possible.
If heavy knocking is heard when using gasoline rated at 87 octane or higher, the engine needs service.
Fuel
Use of the recommended fuel is an important part of the proper maintenance of
this vehicle. To help keep the engine clean and maintain optimum vehicle performance,
we recommend the use of gasoline ...
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 methylcyclopentadie ...
See also:
Adaptive front lighting system (Amber)
Illuminates when there is a system fault. The headlamps will still operate, but
without this feature operating correctly. Seek qualified assistance as soon as possible. ...
Rear Passenger Cupholders
Pull down on the lid to access the cupholders in the rear floor console.
Vehicles with the rear seat armrest may also contain cupholders. Pull down the
armrest to use the cupholders. ...
Power Liftgate Operation
On vehicles with a power liftgate, the switch is on the overhead console.
The vehicle must be in P (Park) to use the power feature. The taillamps will
flash and a chime will sound when the power lif ...
