Based on data from 74 vehicles, 7,763 fuel-ups and 1,970,318 miles of driving, the 2008 Chevrolet Trailblazer gets a combined Avg MPG of 15.14 with a 0.07 MPG margin of error.

Any Engine Type 4.2L L6 GAS (41) 5.3L V8 GAS (1) 6.0L V8 GAS (22) L6 GAS (6) V8 GAS (2) Any Body Style Sport Utility (23) Motor Home - Cutaway (1) Any Submodel Base (9) SS (22) LT (35) Other (8)

Below you can see a distribution of the fuel-ups with 341 outliers (4.21%) removed.

Following shows the average MPG of each of the 74 vehicles in the system.

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• 2008 Trailblazer

  2008 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Feb 2025 • 4 Fuel-ups

  Property of OWD5000

• 15.3 Avg MPG

• My Trailblazer

  2008 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Jan 2018 • 233 Fuel-ups

  Property of Margo1990

• 13.4 Avg MPG

• 2008 TraílBlazer

  2008 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed Sport Utility
  Added Sep 2022 • 57 Fuel-ups

  Property of DavidAnnan

• 13.1 Avg MPG

• 03 Trailblazer

  2008 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added May 2023 • 15 Fuel-ups

  Property of KeithKman

• 14.2 Avg MPG

• Trailblazer

  2008 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Aug 2016 • 323 Fuel-ups

  Property of bkbracken

• 17.6 Avg MPG

• TBSS

  2008 Chevrolet Trailblazer SS 6.0L V8 GAS Automatic 4 Speed
  Added Jun 2022 • 93 Fuel-ups

  Property of jeffsale

• 15.1 Avg MPG

• My Trailblazer

  2008 Chevrolet Trailblazer 4.2L L6 GAS Automatic 4 Speed
  Added Feb 2018 • 56 Fuel-ups

  Property of kopie

• 15.0 Avg MPG

• TrailblaZer

  2008 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Nov 2017 • 83 Fuel-ups

  Property of jpvilches86

• 25.1 Avg MPG

• Trailblazer

  2008 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Apr 2018 • 375 Fuel-ups

  Property of lablair

• 16.2 Avg MPG

• Trailblazer SS

  2008 Chevrolet Trailblazer SS 6.0L V8 GAS Automatic 4 Speed
  Added Jul 2017 • 208 Fuel-ups

  Property of GoatFiddyone

• 11.3 Avg MPG

• Trailblazer

  2008 Chevrolet Trailblazer SS 6.0L V8 GAS Automatic 4 Speed Sport Utility
  Added May 2022 • 51 Fuel-ups

  Property of MichaelMondros

• 12.2 Avg MPG

• My Trailblazer

  2008 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Aug 2024 • 6 Fuel-ups

  Property of Sapper157

• 17.6 Avg MPG

• Chevrolet Trailblazer

  2008 Chevrolet Trailblazer 4.2L L6 GAS Automatic 4 Speed
  Added Mar 2018 • 306 Fuel-ups

  Property of lcwebb

• 18.3 Avg MPG

• My Trailblazer

  2008 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Aug 2021 • 40 Fuel-ups

  Property of Jerry37

• 16.2 Avg MPG

• TBSS

  2008 Chevrolet Trailblazer SS 6.0L V8 GAS Automatic 4 Speed Sport Utility
  Added Mar 2020 • 586 Fuel-ups

  Property of Scott750

• 13.4 Avg MPG

• My Trailblazer

  2008 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Oct 2022 • 18 Fuel-ups

  Property of lantasea

• 9.3 Avg MPG

• TBSS

  2008 Chevrolet Trailblazer SS 6.0L V8 GAS Automatic 4 Speed Sport Utility
  Added May 2020 • 190 Fuel-ups

  Property of tcbred

• 13.9 Avg MPG

• My Trailblazer

  2008 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Apr 2022 • 15 Fuel-ups

  Property of Hoopy

• 15.5 Avg MPG

• My Trailblazer

  2008 Chevrolet Trailblazer SS 6.0L V8 GAS Automatic 4 Speed
  Added Jun 2022 • 19 Fuel-ups

  Property of FTCFTC

• 12.8 Avg MPG

• My Trailblazer

  2008 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Jun 2020 • 83 Fuel-ups

  Property of alexserno64

• 14.7 Avg MPG

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