Based on data from 123 vehicles, 10,440 fuel-ups and 2,751,768 miles of driving, the 2003 Chevrolet Tahoe gets a combined Avg MPG of 13.99 with a 0.05 MPG margin of error.

Any Engine Type 4.8L V8 GAS (24) 5.3L V8 FLEX (43) 5.3L V8 GAS (38) V8 FLEX (4) V8 GAS (10) Any Body Style Sport Utility (35) Any Submodel Z71 (29) LS (37) LT (41) Other (16)

Below you can see a distribution of the fuel-ups with 622 outliers (5.62%) removed.

Following shows the average MPG of each of the 123 vehicles in the system.

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• Rock

  2003 Chevrolet Tahoe LS 4.8L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 230 Fuel-ups

  Property of rockjones72

• 16.3 Avg MPG

• Tahoe

  2003 Chevrolet Tahoe LS 4.8L V8 GAS Automatic 4 Speed Sport Utility
  Added Aug 2017 • 3 Fuel-ups

  Property of Phydeaou

• 12.4 Avg MPG

• Tank

  2003 Chevrolet Tahoe LT 4.8L V8 GAS Automatic 4 Speed
  Added Jun 2017 • 16 Fuel-ups

  Property of itsmeeebillie

• 15.0 Avg MPG

• TAHOE

  2003 Chevrolet Tahoe LS 5.3L V8 FLEX Automatic 4 Speed
  Added Sep 2016 • 34 Fuel-ups

  Property of Drewwmoore

• 25.8 Avg MPG

• Tahoe

  2003 Chevrolet Tahoe LS 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 33 Fuel-ups

  Property of ryates24

• 15.0 Avg MPG

• Tahoe

  2003 Chevrolet Tahoe LS 4.8L V8 GAS Automatic 4 Speed Sport Utility
  Added Jan 2019 • 20 Fuel-ups

  Property of kadillac

• 23.9 Avg MPG

• Cathy

  2003 Chevrolet Tahoe LS 5.3L V8 FLEX Automatic 4 Speed Sport Utility
  Added Oct 2017 • 143 Fuel-ups

  Property of JoelSteinmueller

• 14.4 Avg MPG

• My Tahoe

  2003 Chevrolet Tahoe Z71 5.3L V8 FLEX Automatic 4 Speed
  Added Nov 2016 • 21 Fuel-ups

  Property of ech0sh4y

• 12.9 Avg MPG

• My Tahoe

  2003 Chevrolet Tahoe LS 5.3L V8 FLEX Automatic 4 Speed
  Added Jan 2017 • 6 Fuel-ups

  Property of akron33

• 13.8 Avg MPG

• Chevy Tahoe

  2003 Chevrolet Tahoe LS 5.3L V8 FLEX Automatic 4 Speed
  Added Mar 2018 • 407 Fuel-ups

  Property of djvarel

• 15.6 Avg MPG

• Tahoe

  2003 Chevrolet Tahoe LT 5.3L V8 FLEX Automatic 4 Speed
  Added Dec 2016 • 94 Fuel-ups

  Property of toddlanelewis

• 39.0 Avg MPG

• Tahoe

  2003 Chevrolet Tahoe Z71 5.3L V8 GAS Automatic 4 Speed Sport Utility
  Added Jun 2021 • 176 Fuel-ups

  Property of colcomp

• 12.8 Avg MPG

• Tahoe

  2003 Chevrolet Tahoe LS 4.8L V8 GAS Automatic 4 Speed
  Added Jan 2022 • 238 Fuel-ups

  Property of rdoig

• 14.4 Avg MPG

• Tahoe

  2003 Chevrolet Tahoe LT 5.3L V8 FLEX Automatic 4 Speed Sport Utility
  Added Aug 2008 • 271 Fuel-ups

  Property of SpacemanSpiff

• 13.0 Avg MPG

• Tahoe

  2003 Chevrolet Tahoe GAS V8
  Added Jan 2012 • 136 Fuel-ups

  Property of Julian1221

• 13.7 Avg MPG

• My Tahoe

  2003 Chevrolet Tahoe LT 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2016 • 3 Fuel-ups

  Property of connerclark5280

• 12.7 Avg MPG

• Big Blue

  2003 Chevrolet Tahoe LT 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 37 Fuel-ups

  Property of mwcrawley

• 13.7 Avg MPG

• Tahoe

  2003 Chevrolet Tahoe LT 5.3L V8 FLEX Automatic 4 Speed Sport Utility
  Added Nov 2017 • 227 Fuel-ups

  Property of kscowden

• 15.6 Avg MPG

• Big Bertha

  2003 Chevrolet Tahoe LS 5.3L V8 GAS Automatic 4 Sport Utility (4 Door)
  Added Jul 2015 • 3 Fuel-ups

  Property of robblmurray

• 15.7 Avg MPG

• The Hoe

  2003 Chevrolet Tahoe Z71 5.3L FLEX V8 Automatic 4 Sport Utility (4 Door)
  Added May 2015 • 6 Fuel-ups

  Property of slick714

• 14.1 Avg MPG

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