Based on data from 184 vehicles, 12,487 fuel-ups and 3,360,311 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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• Silverado

  2003 Chevrolet Silverado 2500 HD 8.1L V8 GAS Standard 6 Speed Extended Cab Pickup
  Added Aug 2013 • 104 Fuel-ups

  Property of blackaudi

• 12.0 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD 6.0L V8 GAS Automatic 4 Speed
  Added Oct 2016 • 167 Fuel-ups

  Property of daviddennis21

• 9.5 Avg MPG

• Chevy Truck

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
  Added Dec 2019 • 52 Fuel-ups

  Property of bwing2020

• 22.0 Avg MPG

• 2003 Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD 6.0L V8 GAS Automatic 4 Speed
  Added Feb 2017 • 28 Fuel-ups

  Property of clickclick5

• 9.3 Avg MPG

• 2003 Silverado 4wd Truck

  2003 Chevrolet Silverado 2500 HD 6.6L V8 DIESEL Automatic 5 Speed
  Added Dec 2016 • 10 Fuel-ups

  Property of Good1

• 14.4 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LS 8.1L V8 GAS Automatic 5 Speed
  Added Jan 2018 • 262 Fuel-ups

  Property of BurnOut1971

• 9.6 Avg MPG

• Silverado

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Jan 2016 • 94 Fuel-ups

  Property of Speedbump

• 12.4 Avg MPG

• Chevy

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Aug 2016 • 213 Fuel-ups

  Property of c_dub27

• 16.5 Avg MPG

• Blue

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
  Added Dec 2014 • 74 Fuel-ups

  Property of moose09876

• 15.5 Avg MPG

• Chevy 2500

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed
  Added Sep 2016 • 266 Fuel-ups

  Property of darilth

• 16.5 Avg MPG

• 03 Silverado 2500HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Sep 2016 • 512 Fuel-ups

  Property of idralig

• 16.5 Avg MPG

• 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
  Added Jan 2016 • 61 Fuel-ups

  Property of avarageerod

• 13.3 Avg MPG

• Dan Truck

  2003 Chevrolet Silverado 2500 HD LS 8.1L V8 GAS Automatic 5 Speed
  Added Sep 2017 • 181 Fuel-ups

  Property of dbraden

• 9.7 Avg MPG

• Silverado 2500HD

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed
  Added Sep 2016 • 176 Fuel-ups

  Property of CliffS

• 17.0 Avg MPG

• 2003 Silverado

  2003 Chevrolet Silverado 2500 HD LS
  Added Sep 2021 • 89 Fuel-ups

  Property of DEstes

• 10.9 Avg MPG

• 03 2500HD

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
  Added Oct 2017 • 12 Fuel-ups

  Property of Denlspe

• 17.4 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Jun 2017 • 27 Fuel-ups

  Property of rzrscubasteve03

• 14.3 Avg MPG

• Truck

  2003 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 10 Fuel-ups

  Property of Billc66

• 39.8 Avg MPG

• 03 Chev 2500

  2003 Chevrolet Silverado 2500 HD 6.6L V8 DIESEL Automatic 5 Speed Extended Cab Pickup
  Added Mar 2018 • 5 Fuel-ups

  Property of Benjaco

• 16.5 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added May 2017 • 42 Fuel-ups

  Property of VoodooGT

• 16.2 Avg MPG

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