Buick Regal: Fuel E85 (85% Ethanol) - Performance and Maintenance - In Brief - Buick Regal Owners ManualBuick Regal: 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, use only the unleaded gasoline described under Recommended Fuel .

    Engine Oil Life System
    The engine oil life system calculates engine oil life based on vehicle use and displays the CHANGE ENGINE OIL SOON message when it is time to change the engine oil and filter. The oil life system sho ...

    Driving for Better Fuel Economy
    Driving habits can affect fuel mileage. Here are some driving tips to get the best fuel economy possible. ► Avoid fast starts and accelerate smoothly. ► Brake gradually and avoid abrupt ...

    See also:

    Driver Alert Control (DAC)– introduction
    This function is intended to alert the driver if his/her driving becomes erratic, such as if the driver is distracted or fatigued. NOTE The camera has certain limitations, see page 160. A ...

    Traction Control System (TCS)/StabiliTrak® Light
    The Traction Control System (TCS)/StabiliTrak light comes on briefly when the engine is started. If the light does not come on, have the vehicle serviced by the dealer. If the system is workin ...

    Charging System Light
    The charging system light comes on briefly when the ignition is turned on, but the engine is not running, as a check to show the light is working. The light turns off when the engine is sta ...