Based on data from 103 vehicles, 6,094 fuel-ups and 1,420,867 miles of driving, the 2003 Chevrolet Trailblazer gets a combined Avg MPG of 15.38 with a 0.09 MPG margin of error.

Any Engine Type 4.2L L6 GAS (72) L6 GAS (25) V8 GAS (2) Any Body Style Sport Utility (22) Any Submodel North Face (1) EXT (2) Base (6) LTZ (9) LS (27) LT (27) Other (31)

Below you can see a distribution of the fuel-ups with 307 outliers (4.80%) removed.

Following shows the average MPG of each of the 103 vehicles in the system.

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• Trailblazer

  2003 Chevrolet Trailblazer GAS L6
  Added Apr 2013 • 4 Fuel-ups

  Property of OnTarget

• 31.4 Avg MPG

• The Quiver

  2003 Chevrolet Trailblazer GAS L6
  Added Sep 2012 • 24 Fuel-ups

  Property of AKsoldier

• 13.8 Avg MPG

• Trailblazer EXT LT 4x4 L6

  2003 Chevrolet Trailblazer GAS L6
  Added Aug 2011 • 4 Fuel-ups

  Property of outlaw8505

• 15.7 Avg MPG

• Trailblazer

  2003 Chevrolet Trailblazer GAS L6
  Added May 2011 • 42 Fuel-ups

  Property of amreason

• 15.9 Avg MPG

• Big Red B

  2003 Chevrolet Trailblazer
  Added Jun 2012 • 17 Fuel-ups

  Property of essaycho348

• 1.2 Avg MPG

• Big Red A

  2003 Chevrolet Trailblazer GAS V8
  Added Jun 2012 • 3 Fuel-ups

  Property of essaycho348

• 0.1 Avg MPG

• trailblazer ext

  2003 Chevrolet Trailblazer GAS L6
  Added Apr 2012 • 12 Fuel-ups

  Property of pastopher

• 20.4 Avg MPG

• TRAILBLAZER

  2003 Chevrolet Trailblazer GAS L6
  Added Jun 2012 • 5 Fuel-ups

  Property of midovelc

• 17.1 Avg MPG

• Trailblazer

  2003 Chevrolet Trailblazer GAS L6
  Added Apr 2012 • 6 Fuel-ups

  Property of brandongill8

• 16.6 Avg MPG

• starblazer

  2003 Chevrolet Trailblazer GAS L6
  Added Feb 2012 • 3 Fuel-ups

  Property of maroon03

• 15.9 Avg MPG

• The Jailblazer

  2003 Chevrolet Trailblazer GAS L6
  Added May 2011 • 10 Fuel-ups

  Property of cdubb2010

• 17.3 Avg MPG

• Trailblazer

  2003 Chevrolet Trailblazer GAS L6
  Added Sep 2011 • 5 Fuel-ups

  Property of kd7skx

• 16.2 Avg MPG

• Betty

  2003 Chevrolet Trailblazer
  Added Jul 2011 • 17 Fuel-ups

  Property of Parker93

• 16.7 Avg MPG

• Trail Blazer

  2003 Chevrolet Trailblazer GAS L6
  Added Aug 2011 • 7 Fuel-ups

  Property of Dc2nick

• 13.7 Avg MPG

• TB2003

  2003 Chevrolet Trailblazer GAS V8
  Added May 2009 • 10 Fuel-ups

  Property of eyarea51

• 17.9 Avg MPG

• Chevy

  2003 Chevrolet Trailblazer
  Added Jun 2011 • 5 Fuel-ups

  Property of Busibee19

• 16.9 Avg MPG

• Chevy Trailblazer

  2003 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Sep 2016 • 32 Fuel-ups

  Property of Regrap

• 29.8 Avg MPG

• Trailblazer

  2003 Chevrolet Trailblazer GAS L6
  Added Dec 2009 • 3 Fuel-ups

  Property of rockinrog

• 17.1 Avg MPG

• The Blaze

  2003 Chevrolet Trailblazer
  Added Jun 2009 • 16 Fuel-ups

  Property of bp

• 17.8 Avg MPG

• Blazin'

  2003 Chevrolet Trailblazer GAS L6
  Added Sep 2009 • 3 Fuel-ups

  Property of zeroaffiliation

• 12.1 Avg MPG

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