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:
Lockout Protection
If the driver side power door lock switch is pressed when the driver door is
open and the key is in the ignition, all of the doors will lock and then the driver
door will unlock.
If the passenger s ...
Lower Anchors and Tethers for Children (LATCH System)
The LATCH system holds a child restraint during driving or in a crash.
This system is designed to make installation of a child restraint easier.
The LATCH system uses anchors in the vehicle and atta ...
Tachometer
The red band in the tachometer indicates the
engine's overrevving range.
Do not drive in the overrevving range, as
this could damage the engine.
The fuel supply is interrupted to protect the ...
