Based on data from 237 vehicles, 13,890 fuel-ups and 3,909,487 miles of driving, the 2003 Chevrolet Silverado 1500 gets a combined Avg MPG of 14.13 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 516 outliers (3.58%) removed.

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

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• Truck

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jul 2019 • 86 Fuel-ups

  Property of calebwaite

• 15.7 Avg MPG

• Silverado - Jessie

  2003 Chevrolet Silverado 1500 LT 4.8L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 535 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 • 120 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 • 124 Fuel-ups

  Property of robertsdfw

• 17.0 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Apr 2019 • 96 Fuel-ups

  Property of Altimator

• 15.1 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Oct 2022 • 57 Fuel-ups

  Property of AceDeucy

• 14.5 Avg MPG

• Grover

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 5 Speed Extended Cab Pickup
  Added Aug 2020 • 409 Fuel-ups

  Property of Chas1965

• 14.5 Avg MPG

• 2003 Silverado

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Dec 2011 • 99 Fuel-ups

  Property of AZfocus

• 13.0 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Nov 2018 • 71 Fuel-ups

  Property of robertsjm711

• 14.5 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Aug 2020 • 195 Fuel-ups

  Property of mn250r

• 13.5 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Oct 2022 • 64 Fuel-ups

  Property of stanima

• 16.3 Avg MPG

• Silverado 2003

  2003 Chevrolet Silverado 1500 WT 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Jun 2019 • 60 Fuel-ups

  Property of metsst274gmailcom

• 16.0 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 4.3L V6 GAS Automatic 4 Speed
  Added Aug 2021 • 20 Fuel-ups

  Property of rudyt

• 17.5 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2022 • 180 Fuel-ups

  Property of Dlang3737

• 14.0 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 WT 5.3L V8 FLEX Automatic 4 Speed
  Added Jan 2021 • 65 Fuel-ups

  Property of OldBenz

• 15.4 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Apr 2024 • 16 Fuel-ups

  Property of Tubb

• 15.4 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2022 • 81 Fuel-ups

  Property of big_ref_truck

• 13.5 Avg MPG

• The Black Truck

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Aug 2016 • 345 Fuel-ups

  Property of mvf209

• 14.9 Avg MPG

• 03 Chevy PU

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Dec 2020 • 83 Fuel-ups

  Property of Thomas3rd

• 11.8 Avg MPG

• Oscar C

  2003 Chevrolet Silverado 1500 SS 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Aug 2016 • 147 Fuel-ups

  Property of terryrh

• 13.9 Avg MPG

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