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2003 Chevrolet Avalanche 1500 MPG

Based on data from 69 vehicles, 6,441 fuel-ups and 2,004,134 miles of driving, the 2003 Chevrolet Avalanche 1500 gets a combined Avg MPG of 13.80 with a 0.07 MPG margin of error.

Below you can see a distribution of the fuel-ups with 249 outliers (3.72%) removed.

Following shows the average MPG of each of the 69 vehicles in the system.

2003 Chevrolet Avalanche 1500s For Sale Nearby

  • Avalanche

    2003 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed Cab & Chassis - Crew Cab
    Added Mar 2017 • 184 Fuel-ups

    Property of Quentin78

  • 12.7 Avg MPG
  • ‘03 Chevy Avalanche

    2003 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed
    Added Mar 2017 • 254 Fuel-ups

    Property of thisisjonathonm

  • 12.6 Avg MPG
  • Avalanche

    2003 Chevrolet Avalanche 1500 5.3L V8 GAS Automatic 4 Speed
    Added Sep 2016 • 177 Fuel-ups

    Property of danblosch

  • 13.1 Avg MPG
  • My Avalanche 1500

    2003 Chevrolet Avalanche 1500 5.3L V8 GAS Automatic 4 Speed
    Added May 2019 • 24 Fuel-ups

    Property of Tmc777

  • 12.1 Avg MPG
  • Chevrolet Avalanche 1500

    2003 Chevrolet Avalanche 1500 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added Oct 2017 • 17 Fuel-ups

    Property of prichard

  • 23.9 Avg MPG
  • Avalanche

    2003 Chevrolet Avalanche 1500 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added Feb 2021 • 363 Fuel-ups

    Property of texasavy

  • 13.5 Avg MPG
  • My Avalanche 1500

    2003 Chevrolet Avalanche 1500 5.3L V8 GAS Automatic 4 Speed
    Added Aug 2020 • 6 Fuel-ups

    Property of seaplane1

  • 21.7 Avg MPG
  • Chevrolet Avalanche 1500

    2003 Chevrolet Avalanche 1500 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added Jul 2019 • 32 Fuel-ups

    Property of heyzeusc

  • 14.4 Avg MPG
  • Avalanche

    2003 Chevrolet Avalanche 1500 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added Sep 2015 • 8 Fuel-ups

    Property of biprincessTx

  • 32.0 Avg MPG
  • Avalanche

    2003 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added Oct 2018 • 58 Fuel-ups

    Property of aray456

  • 16.4 Avg MPG
  • Avalanche

    2003 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added Sep 2017 • 40 Fuel-ups

    Property of der1245

  • 13.6 Avg MPG
  • '03 Avalanche

    2003 Chevrolet Avalanche 1500 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added Oct 2020 • 290 Fuel-ups

    Property of Utbigrod

  • 17.2 Avg MPG
  • Roho

    2003 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added Mar 2014 • 41 Fuel-ups

    Property of shepral

  • 15.1 Avg MPG
  • Chevy Avalanche 1500

    2003 Chevrolet Avalanche 1500 5.3L V8 GAS Automatic 4 Speed
    Added Aug 2016 • 427 Fuel-ups

    Property of AutoTracker

  • 17.6 Avg MPG
  • My Avalanche 1500

    2003 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed
    Added May 2016 • 106 Fuel-ups

    Property of Marspeed

  • 12.7 Avg MPG
  • Avalanche

    2003 Chevrolet Avalanche 1500 On Road Edition 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
    Added Oct 2018 • 107 Fuel-ups

    Property of TerminalTrucks

  • 15.9 Avg MPG
  • My Avalanche 1500

    2003 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed
    Added Jul 2018 • 65 Fuel-ups

    Property of Tedge136

  • 11.2 Avg MPG
  • My Avalanche 1500

    2003 Chevrolet Avalanche 1500 North Face 5.3L V8 GAS Automatic 4 Speed
    Added Feb 2017 • 19 Fuel-ups

    Property of Craig1

  • 13.1 Avg MPG
  • My Avalanche 1500

    2003 Chevrolet Avalanche 1500 5.3L V8 GAS Automatic 4 Speed
    Added Feb 2018 • 134 Fuel-ups

    Property of dsparks26

  • 14.1 Avg MPG
  • Avalanche

    2003 Chevrolet Avalanche 1500 Z71 5.3L V8 GAS Automatic 4 Speed
    Added Jan 2022 • 126 Fuel-ups

    Property of wkforrest

  • 14.0 Avg MPG

Recent Activity

from other Chevrolet Avalanche 1500 vehicles (View All)

Tips

Engine Load, not RPM's save gas

Despite claims that RPM's are directly tied to fuel economy,... ...

by outlaw240

Read more tips