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:
Emergency Tensioning Devices, beltforce limiters
The seat belts for the front seats are equipped
with ETDs/belt buckle tensioners and seat
belt force limiters. The outer seat belts in the
second row of seats are equipped with ETDs and seat belt f ...
Warning Lights, Gauges, and Indicators
WARNING lights and gauges can signal that something is wrong before it becomes
serious enough to cause an expensive repair or replacement. Paying attention to
the warning lights and gauges could ...
Additional Maintenance and Care
Your vehicle is an important investment and caring for it properly may help to
avoid future costly repairs. To maintain vehicle performance, additional maintenance
services may be required. It is ...






