Buick Rainier Gas Tank Sizes (2004 - 2007)

The Buick Rainier's gas tank is 22.0 gallons.

Larger sized gas tanks are advantageous because you don't need to go to the gas station as often. Also, you can take advantage of days when gas prices are discounted and fill up your vehicle with a larger quantity of gas.

Scroll down for the gas tank size tables for your year and trim.

Buick Rainier Gas Tank Sizes (2007)
Year Trim Engine Gallons Liters
2007 I6 SUV 4D CXL VORTEC 4.2L 22.0 83.3
2007 I6 SUV 4D CXL AWD VORTEC 4.2L 22.0 83.3
2007 V8 SUV 4D CXL VORTEC 4.2L 22.0 83.3
2007 V8 SUV 4D CXL AWD VORTEC 4.2L 22.0 83.3
Buick Rainier Gas Tank Sizes (2005 - 2006)
Year Trim Engine Gallons Liters
2006 I6 SUV 4D CXL Not Available 22.0 83.3
2006 I6 SUV 4D CXL AWD Not Available 22.0 83.3
2006 V8 SUV 4D CXL Not Available 22.0 83.3
2006 V8 SUV 4D CXL AWD Not Available 22.0 83.3
2005 I6 SUV 4D CXL Not Available 22.0 83.3
2005 I6 SUV 4D CXL AWD Not Available 22.0 83.3
2005 V8 SUV 4D CXL Not Available 22.0 83.3
2005 V8 SUV 4D CXL AWD Not Available 22.0 83.3
Buick Rainier Gas Tank Sizes (2004)
Year Trim Engine Gallons Liters
2004 I6 SUV 4D CXL VORTEC 4200 MFIL 22.0 83.3
2004 I6 SUV 4D CXL AWD VORTEC 4200 MFIL 22.0 83.3
2004 V8 SUV 4D CXL VORTEC 4200 MFIL 22.0 83.3
2004 V8 SUV 4D CXL AWD VORTEC 4200 MFIL 22.0 83.3

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Also, you can consult the vehicle's owner's manual.