Performance and Maintenance

See also:

Fuel E85 (85% Ethanol)
Vehicles that have a FlexFuel badge and a yellow fuel cap can use either unleaded gasoline or ethanol fuel containing up to 85% ethanol (E85). See Fuel E85 (85% Ethanol) . For all other vehicles, ...

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 ga ...

Buick Regal in the Market
The base Regal will do a lot to bring new people into Buick showrooms, and it could even steal from Acura and Lexus folks who are turned off by those brands' styling (Acura) or aging models (Lexus ...