Based on data from 242 vehicles, 14,269 fuel-ups and 4,015,477 miles of driving, the 2003 Chevrolet Silverado 1500 gets a combined Avg MPG of 14.14 with a 0.04 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 (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 (50) Cab & Chassis (1) Extended Crew Cab Pickup (1) Any Submodel SS (7) WT (8) Base (34) LT (50) LS (111) Other (32)

Below you can see a distribution of the fuel-ups with 533 outliers (3.60%) removed.

Following shows the average MPG of each of the 242 vehicles in the system.

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• My Silverado 1500

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Feb 2020 • 169 Fuel-ups

  Property of robert2001

• 14.0 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2020 • 53 Fuel-ups

  Property of Jelen

• 13.8 Avg MPG

• The Green Lantern

  2003 Chevrolet Silverado 1500 WT 5.3L V8 FLEX Automatic 4 Speed
  Added Jan 2021 • 5 Fuel-ups

  Property of beemersworld

• 11.3 Avg MPG

• Red Silverado

  2003 Chevrolet Silverado 1500 GAS V8
  Added Jan 2014 • 47 Fuel-ups

  Property of Lerew

• 12.6 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.3L V6 GAS Automatic 4 Speed
  Added Nov 2019 • 72 Fuel-ups

  Property of kara_annh

• 14.5 Avg MPG

• Truck

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Jul 2021 • 220 Fuel-ups

  Property of rbmisc

• 14.6 Avg MPG

• Silverado 5.3

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jan 2019 • 106 Fuel-ups

  Property of actionjk

• 16.1 Avg MPG

• Quadrasteer

  2003 Chevrolet Silverado 1500 LT 5.3L GAS V8 Automatic 4 Extended Cab Pickup (4 Door)
  Added Dec 2010 • 235 Fuel-ups

  Property of blizazer

• 14.7 Avg MPG

• Z 2003 Silverado

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Dec 2017 • 19 Fuel-ups

  Property of piloteiser

• 12.5 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 4.8L V8 GAS Manual 5 Speed
  Added Jan 2020 • 7 Fuel-ups

  Property of macleoddickey

• 13.3 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.3L V6 GAS Automatic 4 Speed
  Added Feb 2020 • 19 Fuel-ups

  Property of sanityity

• 18.4 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Sep 2020 • 3 Fuel-ups

  Property of kdog24

• 14.0 Avg MPG

• Blue Truck

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 6 Speed Extended Cab Pickup
  Added Sep 2013 • 80 Fuel-ups

  Property of PierceWS

• 14.3 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 WT 4.3L V6 GAS Automatic 4 Speed
  Added Nov 2018 • 22 Fuel-ups

  Property of exodus277

• 13.7 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 205 Fuel-ups

  Property of popes700

• 14.1 Avg MPG

• Chevrolet Silverado

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 252 Fuel-ups

  Property of mcneill

• 18.4 Avg MPG

• Tim's SS

  2003 Chevrolet Silverado 1500 SS 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jun 2014 • 83 Fuel-ups

  Property of TXblueSS

• 14.4 Avg MPG

• 2003 Silverado

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Mar 2018 • 106 Fuel-ups

  Property of Turbollama

• 18.4 Avg MPG

• Truck

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Dec 2018 • 42 Fuel-ups

  Property of bdraug

• 26.0 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2020 • 4 Fuel-ups

  Property of phatwwez

• 34.3 Avg MPG

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