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:
When the System Does Not Seem To Work Properly
The RVC system might not work properly or display a clear image if:
The RVC is turned off. See “Turning the RVC System On or Off” earlier
in this section.
It is dark.
The sun or the beam ...
Braking
Braking action involves perception time and reaction time. Deciding to push the
brake pedal is perception time. Actually doing it is reaction time.
Average driver reaction time is about three-quarte ...
Changing engine oil and filter
Vehicle set-up
1. Park the vehicle on a level surface and
apply the parking brake.
2. Run the engine until it reaches operating
temperature.
3. Turn the engine off and wait more than
15 min ...






