Based on data from 237 vehicles, 14,027 fuel-ups and 3,950,496 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 516 outliers (3.55%) removed.

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

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• My Silverado 1500

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2017 • 3 Fuel-ups

  Property of cryan27

• 36.5 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Jan 2017 • 14 Fuel-ups

  Property of lando48

• 16.4 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LT 4.8L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jun 2013 • 115 Fuel-ups

  Property of rx7ames

• 15.8 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Sep 2015 • 27 Fuel-ups

  Property of Muleworx

• 13.2 Avg MPG

• Truck

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Sep 2012 • 16 Fuel-ups

  Property of sagehen

• 14.0 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 4.8L V8 GAS Standard 5 Speed
  Added Sep 2016 • 3 Fuel-ups

  Property of plehmann29

• 17.5 Avg MPG

• Silverado 2

  2003 Chevrolet Silverado 1500 LT 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Apr 2016 • 5 Fuel-ups

  Property of b5scatpack

• 14.2 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 GAS V8
  Added Mar 2013 • 26 Fuel-ups

  Property of MustangCruzin

• 14.8 Avg MPG

• ol blue

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jan 2016 • 33 Fuel-ups

  Property of Trevor971

• 15.4 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 196 Fuel-ups

  Property of heritage92rs

• 13.2 Avg MPG

• 03 Chevy

  2003 Chevrolet Silverado 1500 WT 4.8L V8 GAS Automatic 4 Speed
  Added Aug 2016 • 330 Fuel-ups

  Property of ebcastello

• 11.8 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.3L V6 GAS Automatic 4 Speed
  Added Sep 2015 • 6 Fuel-ups

  Property of jeremib

• 15.9 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LS 4.8L GAS V8 Automatic 4 Standard Cab Pickup (2 Door)
  Added Apr 2015 • 11 Fuel-ups

  Property of cldrc

• 16.0 Avg MPG

• victor

  2003 Chevrolet Silverado 1500 4.3L V6 GAS Manual 5 Speed
  Added Jul 2015 • 3 Fuel-ups

  Property of Dalton_1365

• 16.3 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.3L GAS V6 Automatic 4 Extended Cab Pickup (4 Door)
  Added Dec 2014 • 14 Fuel-ups

  Property of camofox

• 14.8 Avg MPG

• K1500

  2003 Chevrolet Silverado 1500 LS 5.3L GAS V8 Automatic 4 Extended Cab Pickup (4 Door)
  Added Oct 2014 • 3 Fuel-ups

  Property of Cscene13

• 57.9 Avg MPG

• Pickup

  2003 Chevrolet Silverado 1500 LS 4.3L V6 GAS Automatic 4 Speed
  Added Mar 2018 • 62 Fuel-ups

  Property of boooooos

• 14.6 Avg MPG

• 03 Siverado

  2003 Chevrolet Silverado 1500 GAS V8
  Added Sep 2011 • 104 Fuel-ups

  Property of symtex

• 14.4 Avg MPG

• Truck

  2003 Chevrolet Silverado 1500 LS 4.8L GAS V8 Automatic 4 Extended Cab Pickup (4 Door)
  Added Sep 2014 • 8 Fuel-ups

  Property of sprains

• 16.5 Avg MPG

• Aaron's Truck

  2003 Chevrolet Silverado 1500 LS 4.8L GAS V8 Automatic 4 Extended Cab Pickup (4 Door)
  Added Jan 2015 • 3 Fuel-ups

  Property of kclark987

• 16.9 Avg MPG

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