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GMC Envoy MPG

MPG Number of Vehicles
15 miles per gallon 2 vehicles
16 miles per gallon 1 vehicles
17 miles per gallon 1 vehicles
18 miles per gallon 1 vehicles
19 miles per gallon 1 vehicles
20 miles per gallon 0 vehicles
21 miles per gallon 0 vehicles
22 miles per gallon 1 vehicles
Model Year Body/Powertrain MPG  
2003 2003 4dr SUV, ext. 302-hp 5.3L V8 4-sp automatic 4WD w/low range 15
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With the engine, transmission, and rear-wheel drive, the 2003 GMC Envoy has been averaging 15 MPG (miles per gallon).

The 2003 GMC Envoys in this analysis were driven mostly in the city (about 50 percent of the miles driven). The rest of the miles were on the highway at an average speed of 60 miles per hour (10 percent), in heavy traffic (1 percent), and in the suburbs (0 percent).

In addition, the average 2003 GMC Envoy in this analysis was driven on flat terrain with a medium foot and the AC on only some of the time.
2003 2003 4dr SUV 300-hp 5.3L V8 4-sp automatic RWD 18.53
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2003 2003 4dr SUV 285-hp 4.2L I6 4-sp automatic 4WD w/low range 16.57
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See TrueDelta's information for all GMC models.

What Our Members Are Saying about the Real Gas Mileage of the 2003 GMC Envoy

2003 GMC Envoy Real Gas Mileage: Cons
YearBody/PowertrainComment
2003 4dr SUV 275-horsepower 4.2L I6
4-speed automatic 4WD w/low range
I average about 16 MPG in town and 20 on free way on a good day (depends on trafic and road altitude changes, sometimes it was better than 20mpg). see full GMC Envoy review
2002 4dr SUV 270-horsepower 4.2L I6
4-speed automatic 4WD w/low range
I cannot seem to get above 16 mpg. I wish I had better fuel economy. see full GMC Envoy review
2002 4dr SUV 270-horsepower 4.2L I6
4-speed automatic 4WD w/low range
Stinks for a 6 cylinder. see full GMC Envoy review
 

2003 GMC Envoy 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 GMC Envoy's real-world MPG based on how and where you drive a car.