Buick LaCrosse: Fuel - Driving and Operating - Buick LaCrosse Owners ManualBuick LaCrosse: 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.

The eighth digit of the Vehicle

The eighth digit of the Vehicle Identification Number (VIN) shows the code letter or number that identifies the vehicle's engine. The VIN is at the top left of the instrument panel. See Vehicle Identification Number (VIN).

When the System Does Not Seem to Work Properly
The RVC system may not work properly or display a clear image if: • The RVC is turned off. See “Turning the Rear Camera System On or Off” earlier in this section. • It is dark. • ...

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 hear ...

See also:

Important safety notes
The rear view camera is an optical parking aid. It shows the area behind your vehicle in the COMAND display. WARNING Make sure that no persons or animals are in the maneuvering range. Other ...

Seat belts
Seat belt restraint system WARNING: • For maximum restraint system protection, the seat belts must always be used whenever the car is moving. • Seat belts are most effective when seatbacks ar ...

Automatic Transmission
The automatic transmission has a shift lever located on the console between the seats. P (Park): This position locks the front wheels. It is the best position to use when starting the engin ...