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Buick Rainier MPG

MPG Number of Vehicles
15 miles per gallon 1 vehicles
16 miles per gallon 3 vehicles
17 miles per gallon 3 vehicles
18 miles per gallon 2 vehicles
Model Year Body/Powertrain MPG  
2004 2004 4dr SUV 300-hp 5.3L V8 4-sp automatic AWD 16.6
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With the 300-horsepower 5.3L V8 engine, 4-speed automatic transmission, and all-wheel drive, the 2004 Buick Rainier has been averaging 16.6 MPG (miles per gallon).

The 2004 Buick Rainiers in this analysis were driven mostly on the highway at an average speed of 63 miles per hour (about 30.8 percent of the miles driven). The rest of the miles were in the city (22.5 percent), in heavy traffic (13.3 percent), and in the suburbs (0 percent).

In addition, the average 2004 Buick Rainier in this analysis was driven on flat terrain with a medium foot and the AC not used at all.
2004 2004 4dr SUV 275-hp 4.2L I6 4-sp automatic AWD 18.1
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2004 2004 4dr SUV 291-hp 4.2L I6 4-sp automatic RWD 16.1
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What Our Members Are Saying about the Real Gas Mileage of the 2004 Buick Rainier

2004 Buick Rainier Real Gas Mileage: Cons
2005 4dr SUV 300-horsepower 5.3L V8
4-speed automatic AWD
12 mpg see full Buick Rainier review
2004 4dr SUV 290-horsepower 5.3L V8
4-speed automatic AWD
An AWD V8 body on frame SUV/truck like the Rainier will be a gas pig. Mid to high teens are all you should expect. The benefit of poor gas mileage is strong towing performance. see full Buick Rainier review

2004 Buick Rainier Gas Mileage (MPG)

Unlike other fuel economy surveys, TrueDelta's Real-World Gas Mileage Survey includes questions about how and where a car was driven. So you can get an idea of the Buick Rainier's real-world MPG based on how and where you drive a car.

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