Based on data from 111 vehicles, 8,602 fuel-ups and 2,641,967 miles of driving, the 2003 Chevrolet Suburban 1500 gets a combined Avg MPG of 13.58 with a 0.06 MPG margin of error.

Any Engine Type 5.3L V8 FLEX (40) 5.3L V8 GAS (49) V8 FLEX (3) V8 GAS (8) Any Body Style Wagon (1) Sport Utility (35) Any Submodel Base (7) Z71 (10) LS (26) LT (56) Other (12)

Below you can see a distribution of the fuel-ups with 336 outliers (3.76%) removed.

Following shows the average MPG of each of the 111 vehicles in the system.

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• My Suburban 1500

  2003 Chevrolet Suburban 1500 Z71
  Added Jul 2018 • 74 Fuel-ups

  Property of BenzBoy

• 14.8 Avg MPG

• Blue Suburban

  2003 Chevrolet Suburban 1500 LT 5.3L V8 GAS Automatic 4 Speed Sport Utility
  Added Jan 2024 • 3 Fuel-ups

  Property of 2xoak

• 15.5 Avg MPG

• Suburban

  2003 Chevrolet Suburban 1500 LT 5.3L V8 GAS Automatic 4 Speed Sport Utility
  Added Oct 2020 • 234 Fuel-ups

  Property of theglasgos

• 13.9 Avg MPG

• Burban'

  2003 Chevrolet Suburban 1500 LT 5.3L V8 GAS Automatic 4 Speed Sport Utility
  Added Jun 2015 • 575 Fuel-ups

  Property of dubreezy

• 12.5 Avg MPG

• Chevy

  2003 Chevrolet Suburban 1500 LT 5.3L V8 FLEX Automatic 4 Speed
  Added Sep 2012 • 234 Fuel-ups

  Property of Wiesbaden

• 12.8 Avg MPG

• My Suburban 1500

  2003 Chevrolet Suburban 1500 LT 5.3L V8 FLEX Automatic 4 Speed
  Added Nov 2022 • 7 Fuel-ups

  Property of mjhanderson

• 12.2 Avg MPG

• Suburban

  2003 Chevrolet Suburban 1500 LS 5.3L V8 GAS Automatic 4 Speed Sport Utility
  Added Dec 2018 • 62 Fuel-ups

  Property of ford_pickup

• 15.0 Avg MPG

• My Suburban 1500

  2003 Chevrolet Suburban 1500 Z71 5.3L V8 FLEX Automatic 4 Speed
  Added Nov 2023 • 6 Fuel-ups

  Property of uckosa

• 13.9 Avg MPG

• Big Burb.

  2003 Chevrolet Suburban 1500 LS 5.3L V8 FLEX Automatic 4 Speed Sport Utility
  Added Sep 2021 • 69 Fuel-ups

  Property of robertpeart

• 13.0 Avg MPG

• My Suburban 1500

  2003 Chevrolet Suburban 1500 LS 5.3L V8 FLEX Automatic 4 Speed
  Added Oct 2015 • 123 Fuel-ups

  Property of majorgeek

• 13.8 Avg MPG

• Super Grandma Suburban 1500

  2003 Chevrolet Suburban 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2017 • 167 Fuel-ups

  Property of 2086

• 15.5 Avg MPG

• Green Machine

  2003 Chevrolet Suburban 1500 LT 5.3L V8 FLEX Automatic 4 Speed Sport Utility
  Added Apr 2022 • 34 Fuel-ups

  Property of GrandPrix46

• 13.0 Avg MPG

• Suburban 1500

  2003 Chevrolet Suburban 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jul 2022 • 4 Fuel-ups

  Property of FromHere

• 15.3 Avg MPG

• Green Giant

  2003 Chevrolet Suburban 1500 LT 5.3L V8 GAS Automatic 4 Speed Sport Utility
  Added Jul 2019 • 71 Fuel-ups

  Property of MrJeepguy

• 12.6 Avg MPG

• My Suburban

  2003 Chevrolet Suburban 1500 5.3L V8 GAS Automatic 4 Speed Sport Utility
  Added Jul 2023 • 28 Fuel-ups

  Property of RomanMoore

• 13.9 Avg MPG

• Suburban

  2003 Chevrolet Suburban 1500 LS 5.3L V8 FLEX Automatic 4 Speed Sport Utility
  Added Sep 2018 • 210 Fuel-ups

  Property of Golf-GT-TDI

• 12.2 Avg MPG

• 2003 Suburban 1500

  2003 Chevrolet Suburban 1500 Z71
  Added Dec 2017 • 182 Fuel-ups

  Property of ericwc

• 13.0 Avg MPG

• My Suburban 1500

  2003 Chevrolet Suburban 1500 LT 5.3L V8 FLEX Automatic 4 Speed
  Added Jan 2023 • 3 Fuel-ups

  Property of jboykin

• 13.8 Avg MPG

• My Suburban 1500

  2003 Chevrolet Suburban 1500 Z71
  Added Jan 2019 • 12 Fuel-ups

  Property of raydar86

• 14.3 Avg MPG

• 2003 White Suburban 1500

  2003 Chevrolet Suburban 1500 LS 5.3L V8 FLEX Automatic 4 Speed
  Added Sep 2017 • 148 Fuel-ups

  Property of stanfuger

• 15.0 Avg MPG

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