Based on data from 287 vehicles, 12,499 fuel-ups and 3,363,431 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 (6) 6.0L V8 GAS (70) 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 (101) LS (108) Other (40)

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 287 vehicles in the system.

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• 03 Duramax

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed
  Added Jan 2018 • 1 Fuel-up

  Property of jmathias13

• 0.0 Avg MPG

• Midnight

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
  Added Mar 2017 • 43 Fuel-ups

  Property of Ngiles79

• 13.8 Avg MPG

• My Silverado

  2003 Chevrolet Silverado 2500 HD LT 6.6L DIESEL V8 Automatic 5
  Added Apr 2015 • 104 Fuel-ups

  Property of Apnic

• 16.4 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 4 Speed
  Added Dec 2017 • 1 Fuel-up

  Property of bryce1231

• 0.0 Avg MPG

• Truck

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed
  Added Nov 2017 • 16 Fuel-ups

  Property of ironbob

• 17.0 Avg MPG

• The Chevy

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

  Property of eyezlee

• 15.9 Avg MPG

• Jay

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 4 Speed Extended Cab Pickup
  Added Oct 2017 • 74 Fuel-ups

  Property of jayadams

• 14.5 Avg MPG

• 2003 Silverado

  2003 Chevrolet Silverado 2500 HD 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Nov 2017 • No Fuel-ups

  Property of mattw92

• 0.0 Avg MPG

• 2003 Chevy 2500

  2003 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 5 Speed Crew Cab Pickup
  Added Dec 2015 • 88 Fuel-ups

  Property of Lucan89

• 12.3 Avg MPG

• 2500 silverado

  2003 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Feb 2018 • 24 Fuel-ups

  Property of 82mrch

• 11.5 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Jun 2017 • 11 Fuel-ups

  Property of TH43445

• 14.1 Avg MPG

• Bro Dozer

  2003 Chevrolet Silverado 2500 HD 6.6L V8 DIESEL Standard 6 Speed Standard Cab Pickup
  Added Sep 2017 • 1 Fuel-up

  Property of Kathilis

• 0.0 Avg MPG

• 2003 Duramax

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Crew Cab Pickup
  Added Aug 2016 • 13 Fuel-ups

  Property of yrewolkaz

• 15.3 Avg MPG

• Diesel Howard

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

  Property of ladon47

• 18.4 Avg MPG

• Duramax

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 4 Speed
  Added Apr 2017 • 120 Fuel-ups

  Property of Shadowcc

• 16.7 Avg MPG

• My Silverado 2500 HD

  2003 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Aug 2017 • 1 Fuel-up

  Property of Cole9627

• 0.0 Avg MPG

• Silverado 2500HD

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
  Added Oct 2012 • 131 Fuel-ups

  Property of beltbuckle

• 14.7 Avg MPG

• LB7

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed
  Added Sep 2016 • 13 Fuel-ups

  Property of MikeGes

• 14.0 Avg MPG

• 03 Dirty

  2003 Chevrolet Silverado 2500 HD 6.6L V8 DIESEL Automatic 5 Speed
  Added Mar 2017 • 7 Fuel-ups

  Property of Drowe218

• 13.8 Avg MPG

• Cassidy Klements

  2003 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 4 Speed
  Added Mar 2017 • 74 Fuel-ups

  Property of cklements

• 15.4 Avg MPG

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