Based on data from 184 vehicles, 12,496 fuel-ups and 3,362,766 miles of driving, the 2003 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 12.67 with a 0.07 MPG margin of error.

Any Engine Type 6.0L V8 CNG (3) 6.0L V8 GAS (54) 6.6L V8 DIESEL (97) 8.1L V8 GAS (11) V8 DIESEL (13) V8 GAS (3) Any Body Style Standard Cab Pickup (4) Extended Cab Pickup (21) Crew Cab Pickup (31) Cab & Chassis (1) Extended Crew Cab Pickup (1) Any Submodel WT (4) Base (26) LT (63) LS (74) Other (17)

Below you can see a distribution of the fuel-ups with 174 outliers (1.37%) removed.

Following shows the average MPG of each of the 184 vehicles in the system.

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• 2500HD 8.1 CC 4WD

  2003 Chevrolet Silverado 2500 HD LS 8.1L V8 GAS Automatic 5 Speed Crew Cab Pickup
  Added Feb 2021 • 255 Fuel-ups

  Property of TheDeafGuy

• 10.3 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Jul 2015 • 338 Fuel-ups

  Property of 76k10chase

• 11.2 Avg MPG

• My Silverado 2500 HD

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

  Property of Yotaking98

• 15.2 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Manual 6 Speed
  Added Apr 2021 • 30 Fuel-ups

  Property of liljohnny2x4

• 17.7 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 4 Speed
  Added Jan 2023 • 95 Fuel-ups

  Property of Henkins03

• 14.0 Avg MPG

• Heavy Duty

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS
  Added Oct 2023 • 3 Fuel-ups

  Property of jkf243

• 10.4 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 5 Speed
  Added Dec 2023 • 3 Fuel-ups

  Property of rhotwire

• 11.5 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Dec 2022 • 15 Fuel-ups

  Property of Ryyaaannnn

• 14.0 Avg MPG

• Silverado

  2003 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic Crew Cab Pickup
  Added Jun 2020 • 266 Fuel-ups

  Property of wetdiver

• 9.7 Avg MPG

• Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Sep 2020 • 42 Fuel-ups

  Property of MHB1962

• 10.8 Avg MPG

• Silverado

  2003 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 547 Fuel-ups

  Property of wolffullmoon

• 12.7 Avg MPG

• Greenie

  2003 Chevrolet Silverado 2500 HD 6.6L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
  Added May 2020 • 71 Fuel-ups

  Property of CBrubaker

• 17.9 Avg MPG

• Diesel HD

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 4 Speed Extended Cab Pickup
  Added Aug 2020 • 83 Fuel-ups

  Property of roguengineer

• 13.1 Avg MPG

• Nastymaxxx

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Jul 2017 • 148 Fuel-ups

  Property of JonChey

• 16.7 Avg MPG

• 2003 Chevrolet 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Oct 2019 • 102 Fuel-ups

  Property of jfallon

• 10.6 Avg MPG

• Green Truck

  2003 Chevrolet Silverado 2500 HD DIESEL V8
  Added Apr 2014 • 171 Fuel-ups

  Property of hsomm76

• 17.5 Avg MPG

• CHEV

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 4 Speed Crew Cab Pickup
  Added Jan 2024 • 6 Fuel-ups

  Property of JDWintle413

• 12.3 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Feb 2022 • 54 Fuel-ups

  Property of Snert

• 15.0 Avg MPG

• 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

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