Based on data from 151 vehicles, 9,276 fuel-ups and 2,534,265 miles of driving, the 2003 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 12.84 with a 0.09 MPG margin of error.

Any Engine Type 6.0L V8 CNG (2) 6.0L V8 GAS (37) 6.6L V8 DIESEL (85) 8.1L V8 GAS (10) V8 DIESEL (13) V8 GAS (3) Any Body Style Standard Cab Pickup (2) Extended Cab Pickup (17) Crew Cab Pickup (27) Any Submodel WT (2) Base (19) LT (55) LS (58) Other (17)

Below you can see a distribution of the fuel-ups with 116 outliers (1.24%) removed.

Following shows the average MPG of each of the 151 vehicles in the system.

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• The Firetruck

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 5 Speed
  Added Mar 2017 • 169 Fuel-ups

  Property of CoryHage42

• 10.2 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added May 2019 • 179 Fuel-ups

  Property of jonathanfoxco

• 13.1 Avg MPG

• Clyde

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Jan 2018 • 149 Fuel-ups

  Property of tquinn357

• 9.6 Avg MPG

• 03 duramax

  2003 Chevrolet Silverado 2500 HD LT 6.6L DIESEL V8 Crew Cab Pickup (4 Door)
  Added May 2015 • 90 Fuel-ups

  Property of russman27

• 11.8 Avg MPG

• 2500hd

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Feb 2020 • 33 Fuel-ups

  Property of 72afr

• 11.2 Avg MPG

• Silverado

  2003 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic Crew Cab Pickup
  Added Jun 2020 • 127 Fuel-ups

  Property of wetdiver

• 9.9 Avg MPG

• The Turd

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed
  Added Jul 2019 • 54 Fuel-ups

  Property of RobRice18

• 11.1 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Sep 2020 • 7 Fuel-ups

  Property of newvaquero

• 13.6 Avg MPG

• Nate's Truck

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic Crew Cab Pickup
  Added Nov 2015 • 91 Fuel-ups

  Property of phyreman

• 13.9 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed
  Added Jan 2018 • 176 Fuel-ups

  Property of Gearhead2012

• 18.0 Avg MPG

• Silverado

  2003 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Sep 2016 • 514 Fuel-ups

  Property of wolffullmoon

• 12.8 Avg MPG

• Chevrolet

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Mar 2018 • 382 Fuel-ups

  Property of rince81

• 10.4 Avg MPG

• 81

  2003 Chevrolet Silverado 2500 HD LS 8.1L V8 GAS Automatic 5 Speed Crew Cab Pickup
  Added Jul 2020 • 17 Fuel-ups

  Property of bsneed

• 11.6 Avg MPG

• Green Giant

  2003 Chevrolet Silverado 2500 HD LS 8.1L V8 GAS Automatic 5 Speed
  Added Sep 2016 • 263 Fuel-ups

  Property of AkGrizzly

• 9.1 Avg MPG

• Green Truck

  2003 Chevrolet Silverado 2500 HD DIESEL V8
  Added Apr 2014 • 99 Fuel-ups

  Property of hsomm76

• 17.4 Avg MPG

• Truck

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
  Added Sep 2019 • 37 Fuel-ups

  Property of wsreavis

• 18.6 Avg MPG

• Nastymaxxx

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Jul 2017 • 118 Fuel-ups

  Property of JonChey

• 16.8 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Jul 2015 • 264 Fuel-ups

  Property of 76k10chase

• 11.2 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
  Added Jun 2018 • 40 Fuel-ups

  Property of baconga

• 13.5 Avg MPG

• Greenie

  2003 Chevrolet Silverado 2500 HD 6.6L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
  Added May 2020 • 12 Fuel-ups

  Property of CBrubaker

• 18.5 Avg MPG

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