Based on data from 238 vehicles, 13,715 fuel-ups and 3,861,406 miles of driving, the 2003 Chevrolet Silverado 1500 gets a combined Avg MPG of 14.11 with a 0.05 MPG margin of error.

Any Engine Type 4.3L V6 GAS (30) 4.8L V8 GAS (49) 5.3L V8 FLEX (4) 5.3L V8 GAS (112) 6.0L V8 GAS (7) V6 GAS (2) V8 FLEX (1) V8 GAS (24) Any Body Style Standard Cab Pickup (17) Extended Cab Pickup (51) Cab & Chassis (1) Any Submodel SS (7) WT (8) Base (32) LT (50) LS (109) Other (32)

Below you can see a distribution of the fuel-ups with 527 outliers (3.70%) removed.

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

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• Silverado

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2022 • 54 Fuel-ups

  Property of stanima

• 16.3 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Aug 2020 • 180 Fuel-ups

  Property of mn250r

• 13.4 Avg MPG

• Silverado - Jessie

  2003 Chevrolet Silverado 1500 LT 4.8L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 515 Fuel-ups

  Property of mfermier

• 15.9 Avg MPG

• Grover

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 5 Speed Extended Cab Pickup
  Added Aug 2020 • 367 Fuel-ups

  Property of Chas1965

• 14.6 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 4.3L V6 GAS Automatic 4 Speed Standard Cab Pickup
  Added Apr 2020 • 12 Fuel-ups

  Property of tryan30

• 19.3 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2022 • 163 Fuel-ups

  Property of Dlang3737

• 13.8 Avg MPG

• 03SIL

  2003 Chevrolet Silverado 1500 4.8L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Apr 2022 • 57 Fuel-ups

  Property of carsonmagic

• 17.0 Avg MPG

• Leap Truck

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Feb 2023 • 23 Fuel-ups

  Property of Hrududu

• 14.3 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Sep 2023 • 23 Fuel-ups

  Property of chevypride2020

• 15.9 Avg MPG

• Oscar

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2018 • 24 Fuel-ups

  Property of BigDemps3

• 16.6 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2024 • 8 Fuel-ups

  Property of chevyboy2232

• 16.4 Avg MPG

• Chevy Silverado 1500

  2003 Chevrolet Silverado 1500 4.3L V6 GAS Manual 5 Speed
  Added Sep 2019 • 110 Fuel-ups

  Property of robertsdfw

• 16.9 Avg MPG

• ChevTruck

  2003 Chevrolet Silverado 1500 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Nov 2017 • 130 Fuel-ups

  Property of milanboyce

• 13.9 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Mar 2024 • 7 Fuel-ups

  Property of yamaha_cj

• 13.7 Avg MPG

• Silverado 2003

  2003 Chevrolet Silverado 1500 WT 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Jun 2019 • 45 Fuel-ups

  Property of metsst274gmailcom

• 15.7 Avg MPG

• My Silverado 1500

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

  Property of Tubb

• 17.1 Avg MPG

• '03 Silverado 1500

  2003 Chevrolet Silverado 1500 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Apr 2023 • 18 Fuel-ups

  Property of drabadue

• 16.8 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS
  Added Dec 2019 • 65 Fuel-ups

  Property of dwmoses

• 16.5 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2022 • 68 Fuel-ups

  Property of big_ref_truck

• 13.5 Avg MPG

• Layla

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jul 2020 • 120 Fuel-ups

  Property of jgarm07

• 13.5 Avg MPG

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