Based on data from 286 vehicles, 12,021 fuel-ups and 3,258,010 miles of driving, the 2003 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 12.69 with a 0.08 MPG margin of error.

Any Engine Type 6.0L V8 CNG (6) 6.0L V8 GAS (69) 6.6L V8 DIESEL (153) 8.1L V8 GAS (15) GAS (1) V8 BI-FUEL (1) V8 CNG (1) V8 DIESEL (23) V8 GAS (9) Any Body Style Standard Cab Pickup (7) Extended Cab Pickup (23) Crew Cab Pickup (45) Cab & Chassis (1) Extended Crew Cab Pickup (1) Any Submodel WT (4) Base (34) LT (100) LS (108) Other (40)

Below you can see a distribution of the fuel-ups with 172 outliers (1.41%) removed.

Following shows the average MPG of each of the 286 vehicles in the system.

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• Dirty

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Standard 6 Speed
  Added May 2017 • 123 Fuel-ups

  Property of 03zf6

• 17.0 Avg MPG

• Silverado

  2003 Chevrolet Silverado 2500 HD WT 6.0L V8 GAS Automatic 4 Speed
  Added Oct 2021 • 18 Fuel-ups

  Property of Ind-Mtber77

• 11.0 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Nov 2023 • No Fuel-ups

  Property of 2020Duramax

• 0.0 Avg MPG

• Green Giant

  2003 Chevrolet Silverado 2500 HD LS 8.1L V8 GAS Automatic 5 Speed
  Added Sep 2016 • 479 Fuel-ups

  Property of AkGrizzly

• 9.7 Avg MPG

• Piglet

  2003 Chevrolet Silverado 2500 HD 6.0L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Apr 2019 • No Fuel-ups

  Property of rich554

• 0.0 Avg MPG

• Truck

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic Crew Cab Pickup
  Added Nov 2015 • 148 Fuel-ups

  Property of phyreman

• 14.1 Avg MPG

• Silverado

  2003 Chevrolet Silverado 2500 HD 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Dec 2021 • 17 Fuel-ups

  Property of CatfishRacing

• 11.5 Avg MPG

• Red Max

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
  Added Nov 2017 • No Fuel-ups

  Property of aflagge

• 0.0 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Jul 2022 • 23 Fuel-ups

  Property of rrichard-marshall

• 14.8 Avg MPG

• Dads Dielsel

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Aug 2017 • 81 Fuel-ups

  Property of guycanada

• 10.0 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD 6.0L V8 GAS Standard 6 Speed
  Added Aug 2017 • 25 Fuel-ups

  Property of tody25

• 8.4 Avg MPG

• Silvy 2500HD

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jan 2021 • 9 Fuel-ups

  Property of Robdanmas

• 10.4 Avg MPG

• Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 5 Speed
  Added Sep 2022 • No Fuel-ups

  Property of BigTune

• 0.0 Avg MPG

• Dave's BAT

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 4 Speed Extended Crew Cab Pickup
  Added May 2023 • 135 Fuel-ups

  Property of dschiller321

• 13.3 Avg MPG

• 2003 TX DMAX

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 4 Speed
  Added Mar 2014 • 28 Fuel-ups

  Property of msportworld

• 18.4 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 CNG Automatic 4 Speed
  Added Mar 2019 • 1 Fuel-up

  Property of Bjrahm

• 0.0 Avg MPG

• Red runnin on red

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed
  Added Mar 2021 • 17 Fuel-ups

  Property of chevys

• 16.2 Avg MPG

• Johns Truck

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
  Added Dec 2021 • 25 Fuel-ups

  Property of Jwwood85

• 15.4 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 4 Speed
  Added Oct 2022 • 5 Fuel-ups

  Property of TheColt45ACP

• 8.5 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 4 Speed
  Added Mar 2020 • 33 Fuel-ups

  Property of KBeckett

• 15.0 Avg MPG

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