Buick Regal Owners & Service Manuals

Buick Regal: Fuel (2.0L Turbo Engine)

Premium Recommended Fuel

Premium Recommended Fuel

Use premium 93 octane unleaded gasoline in your vehicle. Unleaded gasoline with an octane rating as low as 87 may be used, but it will reduce performance and fuel economy.

Fuel (3.6L Engine)

Regular Fuel

Regular Fuel

Use only unleaded gasoline rated 87 octane or higher in your vehicle.

Do not use gasoline with an octane rating lower as it may result in vehicle damage and lower fuel economy.

E85 or FlexFuel

No E85 or FlexFuel

No E85 or FlexFuel

Gasoline-ethanol fuel blends greater than E15 (15% ethanol by volume), such as E85, cannot be used in this vehicle.

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     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

     Keys, Doors, and Windows

     Keys and Locks

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     Camshaft Actuator System Description

    Circuit/System Description The camshaft position actuator solenoid valve - Intake and camshaft position actuator solenoid valve - exhaust system enables the engine control module (ECM) to change camshaft timing while the engine is running. The camshaft position actuator assembly varies camshaft po

     Selective Ride Control (GS Models Only)

    Selective Ride Control adapts to the preference of the driver with one of three driving modes: Normal, Sport, or GS. The following electronic systems have been calibrated for each driving mode: Continuous Damping Control (CDC) Power Steering Assist Automatic Transmission All-Wheel Drive (AWD)

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