Buick Enclave: 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 advertised as TOP TIER Detergent Gasoline.
Look for the TOP TIER label on the fuel pump to ensure gasoline meets enhanced detergency standards developed by auto companies. A list of marketers providing TOP TIER Detergent Gasoline can be found at www.toptiergas.com.

- Recommended Fuel
- Gasoline Specifications (U.S. and Canada Only)
- California Fuel Requirements
- Fuels in Foreign Countries
- Fuel Additives
- Filling the Tank
- Filling a Portable Fuel Container
Rear Vision Camera (RVC)
The vehicle may have a rear vision camera system. Read this entire section before
using it.
WARNING
The RVC system does not display pedestrians, bicyclists, animals, or any other
object located ...
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 ...
See also:
Capacities and Specifications
The following approximate capacities are given in metric and English conversions.
See Recommended Fluids and Lubricants for more information.
Engine Specifications
...
Getting Started on Your Route
Once a destination has been entered, there are several functions that can be
performed. Press DEST to access the Route screen.
Turn List
Press to view the list of turn maneuvers for the entire ...
Fuel Additives
To provide cleaner air, all gasolines in the United States are now required to
contain additives that help prevent engine and fuel system deposits from forming,
allowing the emission control syste ...






