Based on data from 237 vehicles, 14,086 fuel-ups and 3,967,467 miles of driving, the 2003 Chevrolet Silverado 1500 gets a combined Avg MPG of 14.14 with a 0.05 MPG margin of error.

Any Engine Type 4.3L V6 GAS (30) 4.8L V8 GAS (50) 5.3L V8 FLEX (4) 5.3L V8 GAS (110) 6.0L V8 GAS (7) V6 GAS (2) V8 FLEX (1) V8 GAS (24) Any Body Style Standard Cab Pickup (17) Extended Cab Pickup (50) Cab & Chassis (1) Any Submodel SS (7) WT (8) Base (32) LT (49) LS (109) Other (32)

Below you can see a distribution of the fuel-ups with 519 outliers (3.55%) removed.

Following shows the average MPG of each of the 237 vehicles in the system.

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• Silverado

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Aug 2020 • 204 Fuel-ups

  Property of mn250r

• 13.6 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Nov 2024 • 13 Fuel-ups

  Property of enjoicoast

• 18.6 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2022 • 96 Fuel-ups

  Property of big_ref_truck

• 13.7 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Apr 2024 • 22 Fuel-ups

  Property of Tubb

• 15.1 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 WT 4.3L V6 GAS Automatic 4 Speed
  Added Mar 2020 • 127 Fuel-ups

  Property of rjisler

• 15.8 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2022 • 18 Fuel-ups

  Property of Peetah7117

• 14.8 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2017 • 123 Fuel-ups

  Property of duke7211

• 13.8 Avg MPG

• Oscar C

  2003 Chevrolet Silverado 1500 SS 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Aug 2016 • 151 Fuel-ups

  Property of terryrh

• 13.8 Avg MPG

• ChevTruck

  2003 Chevrolet Silverado 1500 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Nov 2017 • 144 Fuel-ups

  Property of milanboyce

• 13.8 Avg MPG

• Silverado 2003

  2003 Chevrolet Silverado 1500 WT 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Jun 2019 • 68 Fuel-ups

  Property of metsst274gmailcom

• 16.1 Avg MPG

• Silverado - Jessie

  2003 Chevrolet Silverado 1500 LT 4.8L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 557 Fuel-ups

  Property of mfermier

• 16.0 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2024 • 28 Fuel-ups

  Property of chevyboy2232

• 16.2 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Oct 2022 • 67 Fuel-ups

  Property of AceDeucy

• 14.1 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Jun 2018 • 145 Fuel-ups

  Property of 64Monza

• 14.1 Avg MPG

• Big Red

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Mar 2015 • 47 Fuel-ups

  Property of Calel99

• 15.7 Avg MPG

• Truck

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jul 2019 • 91 Fuel-ups

  Property of calebwaite

• 15.8 Avg MPG

• 2003 Silverado

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Dec 2011 • 100 Fuel-ups

  Property of AZfocus

• 13.0 Avg MPG

• Chevy Silverado 1500

  2003 Chevrolet Silverado 1500 4.3L V6 GAS Manual 5 Speed
  Added Sep 2019 • 137 Fuel-ups

  Property of robertsdfw

• 17.0 Avg MPG

• Layla

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jul 2020 • 132 Fuel-ups

  Property of jgarm07

• 13.7 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 WT 5.3L V8 FLEX Automatic 4 Speed
  Added Jan 2021 • 67 Fuel-ups

  Property of OldBenz

• 15.5 Avg MPG

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