Based on data from 39 vehicles, 4,320 fuel-ups and 967,511 miles of driving, the 2003 Chevrolet Silverado 1500 HD gets a combined Avg MPG of 11.79 with a 0.06 MPG margin of error.

Any Engine Type 6.0L V8 GAS (36) V8 GAS (3) Any Body Style Crew Cab Pickup (13) Any Submodel LT (16) LS (20) Other (3)

Below you can see a distribution of the fuel-ups with 146 outliers (3.27%) removed.

Following shows the average MPG of each of the 39 vehicles in the system.

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• 1500HD

  2003 Chevrolet Silverado 1500 HD LT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added May 2024 • 49 Fuel-ups

  Property of Gmguy426

• 11.2 Avg MPG

• 1500hd

  2003 Chevrolet Silverado 1500 HD LS 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Mar 2025 • 305 Fuel-ups

  Property of ggreenfield

• 12.1 Avg MPG

• Chevrolet Silverado 1500HD

  2003 Chevrolet Silverado 1500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 686 Fuel-ups

  Property of tearley

• 13.5 Avg MPG

• My Silverado 1500 HD

  2003 Chevrolet Silverado 1500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Oct 2019 • 134 Fuel-ups

  Property of blackbeauty89

• 9.9 Avg MPG

• My Silverado 1500 HD

  2003 Chevrolet Silverado 1500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Apr 2021 • 113 Fuel-ups

  Property of rootkyl1

• 12.7 Avg MPG

• Big Red Truck

  2003 Chevrolet Silverado 1500 HD LT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Dec 2018 • 108 Fuel-ups

  Property of adz55

• 11.3 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Nov 2016 • 17 Fuel-ups

  Property of chutzler

• 11.0 Avg MPG

• Quadrasteer HD

  2003 Chevrolet Silverado 1500 HD LT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Nov 2018 • 254 Fuel-ups

  Property of Harzley

• 10.9 Avg MPG

• My Silverado 1500 HD

  2003 Chevrolet Silverado 1500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Jul 2017 • 479 Fuel-ups

  Property of jamck

• 10.5 Avg MPG

• My Silverado 1500 HD

  2003 Chevrolet Silverado 1500 HD LT 6.0L V8 GAS Automatic 4 Speed
  Added Aug 2024 • 3 Fuel-ups

  Property of Spencer1803

• 12.2 Avg MPG

• Gonzo

  2003 Chevrolet Silverado 1500 HD LT 6.0L V8 GAS Automatic 4 Speed
  Added Jul 2024 • 6 Fuel-ups

  Property of nayrbgnuj

• 11.6 Avg MPG

• 2003 Chevy Silverado 1500 HD

  2003 Chevrolet Silverado 1500 HD LS 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Apr 2018 • 703 Fuel-ups

  Property of jasman010

• 12.2 Avg MPG

• 2003 1500 HD

  2003 Chevrolet Silverado 1500 HD LT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Jul 2023 • 36 Fuel-ups

  Property of ThatGuyCody

• 10.1 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 HD LT 6.0L V8 GAS Automatic 4 Speed
  Added Jun 2018 • 102 Fuel-ups

  Property of Patterman

• 13.4 Avg MPG

• My Silverado 1500 HD

  2003 Chevrolet Silverado 1500 HD LT 6.0L V8 GAS Automatic 4 Speed
  Added Nov 2022 • 11 Fuel-ups

  Property of jdbowman15

• 11.0 Avg MPG

• Martin

  2003 Chevrolet Silverado 1500 HD LS 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Mar 2023 • 10 Fuel-ups

  Property of MigPaq

• 10.7 Avg MPG

• My Silverado 1500 HD

  2003 Chevrolet Silverado 1500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Jul 2022 • 19 Fuel-ups

  Property of arharden

• 10.4 Avg MPG

• My Silverado 1500 HD

  2003 Chevrolet Silverado 1500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Oct 2016 • 158 Fuel-ups

  Property of rrwhicker

• 11.8 Avg MPG

• My Silverado 1500 HD

  2003 Chevrolet Silverado 1500 HD LT 6.0L V8 GAS Automatic 4 Speed
  Added Feb 2017 • 177 Fuel-ups

  Property of qwodracer

• 11.0 Avg MPG

• 1500hd

  2003 Chevrolet Silverado 1500 HD LS 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Sep 2019 • 206 Fuel-ups

  Property of gdgreenfield

• 12.2 Avg MPG

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