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How many mpg of gas does a 2004 grand prix?

The fuel economy of a 2004 Pontiac Grand Prix varies depending on the engine. There were several engine options available that year. You'll need to know the specific engine size (e.g., 3.8L, 3.4L) to get an accurate estimate.

The EPA estimates for a 2004 Grand Prix generally ranged from 18 to 22 mpg city and 28 to 30 mpg highway, but this is just a range. To find the exact MPG for *your* 2004 Grand Prix, check the sticker on the driver's side doorjamb or consult the owner's manual.