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Chevrolet TrailBlazer Fuel Economy (g/100m)

g/100m Number of Vehicles
4 gallons per 100 meters 1 vehicles
5 gallons per 100 meters 3 vehicles
6 gallons per 100 meters 3 vehicles
7 gallons per 100 meters 0 vehicles
8 gallons per 100 meters 1 vehicles
Model Year Body/Powertrain g/100m  
2003 2003 4dr SUV, ext. 285-hp 4.2L I6 4-sp automatic 4WD w/low range 6.25
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With the turbocharged 102kW 1.2L I3 engine, CVT transmission, and all-wheel drive, the 2003 Chevrolet TrailBlazer has been averaging 6.25 L/100km (liters per 100 kilometers).

The 2003 Chevrolet TrailBlazers in this analysis were driven mostly on the highway at an average speed of 60 kilometers per hour (about 50 percent of the kilometers driven). The rest of the kilometers were in the city (30 percent), in heavy traffic (10 percent), and in the suburbs (0 percent).

In addition, the average 2003 Chevrolet TrailBlazer in this analysis was driven on flat terrain with a light foot and the AC not used at all.
2003 2003 4dr SUV 285-hp 4.2L I6 4-sp automatic 4WD w/low range 5.56
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2003 2003 4dr SUV 285-hp 4.2L I6 4-sp automatic RWD 5.33
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What Our Members Are Saying about the Real Gas Mileage of the 2003 Chevrolet TrailBlazer

2003 Chevrolet TrailBlazer Real Gas Mileage: Cons
YearBody/PowertrainComment
2004 4dr SUV, ext. 290-horsepower 5.3L V8
4-speed automatic 4WD w/low range
16 mpg nothing to write home about, but acceptable for a vehicle of this size, weight and capability. see full Chevrolet TrailBlazer review
2002 4dr SUV 270-horsepower 4.2L I6
4-speed automatic 4WD w/low range
I recently purchased slightly larger tires and my fuel economy is suffering by 10% compared to stock tires, but I was anticipating this anyway. see full Chevrolet TrailBlazer review
 

2003 Chevrolet TrailBlazer Gas Mileage (g/100m)

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 Chevrolet TrailBlazer's real-world g/100m based on how and where you drive a car.