Based on data from 104 vehicles, 9,936 fuel-ups and 2,326,462 miles of driving, the 2005 Chevrolet Trailblazer gets a combined Avg MPG of 15.31 with a 0.06 MPG margin of error.

Any Engine Type 4.2L L6 GAS (89) GAS (1) L6 GAS (11) V8 GAS (2) Any Body Style Sport Utility (24) Any Submodel A (1) EXT (6) Base (10) LT (26) LS (46) Other (15)

Below you can see a distribution of the fuel-ups with 550 outliers (5.25%) removed.

Following shows the average MPG of each of the 104 vehicles in the system.

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• Trailblazer

  2005 Chevrolet Trailblazer 4.2L L6 GAS Automatic 4 Speed Sport Utility
  Added Dec 2017 • 499 Fuel-ups

  Property of cjhertz

• 14.4 Avg MPG

• My Trailblazer

  2005 Chevrolet Trailblazer LS 4.2L L6 GAS Automatic 4 Speed
  Added Oct 2024 • 6 Fuel-ups

  Property of redskittle120

• 12.6 Avg MPG

• Trailblazer

  2005 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Aug 2016 • 357 Fuel-ups

  Property of yesman1

• 14.3 Avg MPG

• 2005 Chevrolet Trailblazer

  2005 Chevrolet Trailblazer LS 4.2L L6 GAS Automatic 4 Speed Sport Utility
  Added May 2019 • 227 Fuel-ups

  Property of airtight_python

• 15.6 Avg MPG

• Trailblazer

  2005 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Aug 2016 • 246 Fuel-ups

  Property of jhoovertx

• 14.5 Avg MPG

• 2005 Trailblazer

  2005 Chevrolet Trailblazer LS 4.2L L6 GAS Automatic 4 Speed
  Added Jun 2017 • 326 Fuel-ups

  Property of clueboy

• 16.9 Avg MPG

• Trailblazer

  2005 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed
  Added Jan 2016 • 168 Fuel-ups

  Property of nclafave

• 16.0 Avg MPG

• My Trailblazer

  2005 Chevrolet Trailblazer 4.2L L6 GAS Automatic 4 Speed
  Added Mar 2019 • 98 Fuel-ups

  Property of partho67

• 14.3 Avg MPG

• My Trailblazer

  2005 Chevrolet Trailblazer A 4.2L L6 GAS Automatic 4 Speed
  Added Sep 2017 • 193 Fuel-ups

  Property of haplotace

• 19.8 Avg MPG

• TrailBlazer

  2005 Chevrolet Trailblazer LS 4.2L L6 GAS Automatic 4 Speed
  Added Mar 2018 • 61 Fuel-ups

  Property of Jaxgent

• 21.6 Avg MPG

• My Trailblazer

  2005 Chevrolet Trailblazer LS 4.2L L6 GAS Automatic 4 Speed
  Added Mar 2024 • 13 Fuel-ups

  Property of anthony4574

• 12.1 Avg MPG

• Trailblazer

  2005 Chevrolet Trailblazer LT 4.2L L6 GAS Automatic 4 Speed Sport Utility
  Added Jul 2015 • 303 Fuel-ups

  Property of z49racing

• 17.5 Avg MPG

• КАСПЕР

  2005 Chevrolet Trailblazer LT 4,2L L6 GAS Automatic 4 Speed Sport Utility
  Added Jan 2014 • 218 Fuel-ups

  Property of BoomBassA

• 12.8 Avg MPG

• My Trailblazer

  2005 Chevrolet Trailblazer LS 4.2L L6 GAS Automatic 4 Speed
  Added Apr 2021 • 241 Fuel-ups

  Property of elmexicano321

• 18.3 Avg MPG

• My Trailblazer

  2005 Chevrolet Trailblazer LS 4.2L L6 GAS Automatic 4 Speed
  Added Mar 2017 • 208 Fuel-ups

  Property of flamin_boots

• 15.5 Avg MPG

• 2005 Trail Blazer

  2005 Chevrolet Trailblazer 4.2L L6 GAS Automatic 4 Speed Sport Utility
  Added Dec 2022 • 36 Fuel-ups

  Property of tcb46140

• 8.0 Avg MPG

• Ms Piggy

  2005 Chevrolet Trailblazer LS 4.2L L6 GAS Automatic 4 Speed
  Added Jan 2023 • 40 Fuel-ups

  Property of clandrau

• 12.3 Avg MPG

• My Trailblazer

  2005 Chevrolet Trailblazer LS 4.2L L6 GAS Automatic 4 Speed
  Added Apr 2024 • 19 Fuel-ups

  Property of joostertag

• 16.0 Avg MPG

• My Trailblazer

  2005 Chevrolet Trailblazer LS 4.2L L6 GAS Automatic 4 Speed
  Added Apr 2024 • 16 Fuel-ups

  Property of Fogarty

• 11.9 Avg MPG

• Trailblazer

  2005 Chevrolet Trailblazer LS 4.2L L6 GAS Automatic 4 Speed Sport Utility
  Added Apr 2024 • 14 Fuel-ups

  Property of ecase

• 14.3 Avg MPG

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