Based on data from 161 vehicles, 10,001 fuel-ups and 2,707,819 miles of driving, the 2003 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 12.73 with a 0.08 MPG margin of error.

Any Engine Type 6.0L V8 CNG (2) 6.0L V8 GAS (42) 6.6L V8 DIESEL (89) 8.1L V8 GAS (11) V8 DIESEL (13) V8 GAS (3) Any Body Style Standard Cab Pickup (2) Extended Cab Pickup (20) Crew Cab Pickup (31) Cab & Chassis (1) Any Submodel WT (2) Base (22) LT (57) LS (63) Other (17)

Below you can see a distribution of the fuel-ups with 140 outliers (1.38%) removed.

Following shows the average MPG of each of the 161 vehicles in the system.

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• Chevrolet

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Mar 2018 • 414 Fuel-ups

  Property of rince81

• 10.3 Avg MPG

• Green Giant

  2003 Chevrolet Silverado 2500 HD LS 8.1L V8 GAS Automatic 5 Speed
  Added Sep 2016 • 294 Fuel-ups

  Property of AkGrizzly

• 9.3 Avg MPG

• 2500HD 8.1 CC 4WD

  2003 Chevrolet Silverado 2500 HD LS 8.1L V8 GAS Automatic 5 Speed Crew Cab Pickup
  Added Feb 2021 • 20 Fuel-ups

  Property of TheDeafGuy

• 10.4 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added May 2019 • 201 Fuel-ups

  Property of jonathanfoxco

• 13.2 Avg MPG

• Chevy

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 4 Speed Extended Cab Pickup
  Added Apr 2018 • 76 Fuel-ups

  Property of alaskanflyboy

• 16.0 Avg MPG

• 2500hd

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Feb 2020 • 49 Fuel-ups

  Property of 72afr

• 11.2 Avg MPG

• Greenie

  2003 Chevrolet Silverado 2500 HD 6.6L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
  Added May 2020 • 22 Fuel-ups

  Property of CBrubaker

• 18.4 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD 6.6L V8 DIESEL Automatic 5 Speed
  Added Nov 2016 • 80 Fuel-ups

  Property of TriTdi

• 16.2 Avg MPG

• Diesel HD

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 4 Speed Extended Cab Pickup
  Added Aug 2020 • 52 Fuel-ups

  Property of roguengineer

• 12.1 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 • 43 Fuel-ups

  Property of baconga

• 13.6 Avg MPG

• 81

  2003 Chevrolet Silverado 2500 HD LS 8.1L V8 GAS Automatic 5 Speed Crew Cab Pickup
  Added Jul 2020 • 41 Fuel-ups

  Property of bsneed

• 11.9 Avg MPG

• Silverado

  2003 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Sep 2016 • 525 Fuel-ups

  Property of wolffullmoon

• 12.8 Avg MPG

• Clyde

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Jan 2018 • 155 Fuel-ups

  Property of tquinn357

• 9.5 Avg MPG

• Silverado

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

  Property of Jmsun

• 12.5 Avg MPG

• Work truck

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed
  Added Jul 2019 • 73 Fuel-ups

  Property of RobRice18

• 11.0 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 4 Speed
  Added Mar 2020 • 18 Fuel-ups

  Property of KBeckett

• 15.1 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed
  Added Apr 2021 • 7 Fuel-ups

  Property of Yotaking98

• 14.9 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L DIESEL V8 Automatic 5 Cab & Chassis (4 Door)
  Added May 2015 • 160 Fuel-ups

  Property of wickham88

• 16.5 Avg MPG

• 03 Silverado

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Apr 2017 • 96 Fuel-ups

  Property of madal

• 14.5 Avg MPG

• SILVERADO

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed
  Added Mar 2017 • 174 Fuel-ups

  Property of bjmauro

• 14.0 Avg MPG

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