Based on data from 238 vehicles, 14,002 fuel-ups and 3,942,873 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 (51) 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 (110) Other (32)

Below you can see a distribution of the fuel-ups with 518 outliers (3.57%) removed.

Following shows the average MPG of each of the 238 vehicles in the system.

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• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2022 • 88 Fuel-ups

  Property of big_ref_truck

• 13.6 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2017 • 120 Fuel-ups

  Property of duke7211

• 13.8 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Oct 2022 • 61 Fuel-ups

  Property of AceDeucy

• 14.4 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Oct 2020 • 51 Fuel-ups

  Property of brocker789

• 14.1 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 4.3L V6 GAS Automatic 4 Speed
  Added Aug 2021 • 26 Fuel-ups

  Property of rudyt

• 17.8 Avg MPG

• Leap Truck

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Feb 2023 • 33 Fuel-ups

  Property of Hrududu

• 14.4 Avg MPG

• Big Red

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Mar 2015 • 45 Fuel-ups

  Property of Calel99

• 15.8 Avg MPG

• 03SIL

  2003 Chevrolet Silverado 1500 4.8L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Apr 2022 • 69 Fuel-ups

  Property of carsonmagic

• 17.1 Avg MPG

• Grover

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 5 Speed Extended Cab Pickup
  Added Aug 2020 • 417 Fuel-ups

  Property of Chas1965

• 14.5 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2024 • 23 Fuel-ups

  Property of chevyboy2232

• 16.2 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 WT 4.3L V6 GAS Automatic 4 Speed
  Added Mar 2020 • 123 Fuel-ups

  Property of rjisler

• 15.8 Avg MPG

• Chevy Silverado 1500

  2003 Chevrolet Silverado 1500 4.3L V6 GAS Manual 5 Speed
  Added Sep 2019 • 133 Fuel-ups

  Property of robertsdfw

• 17.0 Avg MPG

• Silverado - Jessie

  2003 Chevrolet Silverado 1500 LT 4.8L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 546 Fuel-ups

  Property of mfermier

• 16.0 Avg MPG

• Silverado 2003

  2003 Chevrolet Silverado 1500 WT 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Jun 2019 • 64 Fuel-ups

  Property of metsst274gmailcom

• 16.1 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Aug 2023 • 31 Fuel-ups

  Property of Lukisto

• 14.5 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Nov 2024 • 6 Fuel-ups

  Property of enjoicoast

• 19.0 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2022 • 185 Fuel-ups

  Property of Dlang3737

• 14.1 Avg MPG

• Truck

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jul 2019 • 89 Fuel-ups

  Property of calebwaite

• 15.7 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Nov 2018 • 73 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 • 140 Fuel-ups

  Property of milanboyce

• 13.8 Avg MPG

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