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|2003||2003 4dr SUV 263-hp 4.7L V8 5-sp automatic AWD w/low range||16.73||
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|With the 301-horsepower 4.6L V8 engine, 6-speed shiftable automatic transmission, and all-wheel drive w/low range, the 2003 Lexus GX has been averaging 16.73 MPG (miles per gallon).
The 2003 Lexus GXs in this analysis were driven mostly on the highway at an average speed of 58 miles per hour (about 40 percent of the miles driven). The rest of the miles were in the city (17.5 percent), in heavy traffic (10 percent), and in the suburbs (0 percent).
In addition, the average 2003 Lexus GX in this analysis was driven on flat terrain with a light foot and the AC on only some of the time.