Based on data from 237 vehicles, 14,048 fuel-ups and 3,956,896 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 517 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 LT 5.3L V8 GAS Automatic 4 Speed
  Added Oct 2022 • 64 Fuel-ups

  Property of AceDeucy

• 14.1 Avg MPG

• Big Red

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Mar 2015 • 46 Fuel-ups

  Property of Calel99

• 15.7 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Aug 2020 • 202 Fuel-ups

  Property of mn250r

• 13.6 Avg MPG

• Truck

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jul 2019 • 90 Fuel-ups

  Property of calebwaite

• 15.8 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2022 • 92 Fuel-ups

  Property of big_ref_truck

• 13.6 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 4.3L V6 GAS Automatic 4 Speed
  Added Aug 2021 • 29 Fuel-ups

  Property of rudyt

• 17.9 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2022 • 15 Fuel-ups

  Property of Peetah7117

• 15.0 Avg MPG

• Chevy Silverado 1500

  2003 Chevrolet Silverado 1500 4.3L V6 GAS Manual 5 Speed
  Added Sep 2019 • 136 Fuel-ups

  Property of robertsdfw

• 17.0 Avg MPG

• Silverado 2003

  2003 Chevrolet Silverado 1500 WT 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Jun 2019 • 67 Fuel-ups

  Property of metsst274gmailcom

• 16.1 Avg MPG

• My Silverado 2003

  2003 Chevrolet Silverado 1500 4.3L V6 GAS Automatic 4 Speed
  Added Nov 2018 • 115 Fuel-ups

  Property of keenwyatt

• 16.1 Avg MPG

• Silverado - Jessie

  2003 Chevrolet Silverado 1500 LT 4.8L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 552 Fuel-ups

  Property of mfermier

• 16.0 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 WT 4.3L V6 GAS Automatic 4 Speed
  Added Mar 2020 • 125 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 Apr 2022 • 186 Fuel-ups

  Property of Dlang3737

• 14.1 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Aug 2023 • 32 Fuel-ups

  Property of Lukisto

• 14.5 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS
  Added Dec 2019 • 70 Fuel-ups

  Property of dwmoses

• 16.6 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Mar 2024 • 12 Fuel-ups

  Property of Unstable1452

• 12.9 Avg MPG

• Layla

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jul 2020 • 131 Fuel-ups

  Property of jgarm07

• 13.8 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Nov 2018 • 74 Fuel-ups

  Property of robertsjm711

• 14.6 Avg MPG

• ChevTruck

  2003 Chevrolet Silverado 1500 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Nov 2017 • 142 Fuel-ups

  Property of milanboyce

• 13.8 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Apr 2019 • 99 Fuel-ups

  Property of Altimator

• 15.1 Avg MPG

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