Based on data from 242 vehicles, 14,259 fuel-ups and 4,012,784 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 532 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 WT 4.3L V6 GAS Automatic 4 Speed
  Added Mar 2020 • 131 Fuel-ups

  Property of rjisler

• 15.9 Avg MPG

• Oscar C

  2003 Chevrolet Silverado 1500 SS 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Aug 2016 • 155 Fuel-ups

  Property of terryrh

• 13.7 Avg MPG

• Chevrolet Silverado 1500

  2003 Chevrolet Silverado 1500 4.8L V8 GAS Automatic 4 Speed Extended Crew Cab Pickup
  Added Jan 2025 • 17 Fuel-ups

  Property of dee21601

• 14.2 Avg MPG

• Chevy Silverado 1500

  2003 Chevrolet Silverado 1500 4.3L V6 GAS Manual 5 Speed
  Added Sep 2019 • 145 Fuel-ups

  Property of robertsdfw

• 17.0 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Aug 2020 • 210 Fuel-ups

  Property of mn250r

• 13.6 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Oct 2022 • 71 Fuel-ups

  Property of AceDeucy

• 14.1 Avg MPG

• ChevTruck

  2003 Chevrolet Silverado 1500 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Nov 2017 • 150 Fuel-ups

  Property of milanboyce

• 13.8 Avg MPG

• 03SIL

  2003 Chevrolet Silverado 1500 4.8L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Apr 2022 • 75 Fuel-ups

  Property of carsonmagic

• 17.0 Avg MPG

• The Black Truck

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Aug 2016 • 347 Fuel-ups

  Property of mvf209

• 14.9 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2024 • 32 Fuel-ups

  Property of chevyboy2232

• 15.9 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2022 • 101 Fuel-ups

  Property of big_ref_truck

• 13.5 Avg MPG

• Silverado 2003

  2003 Chevrolet Silverado 1500 WT 4.8L V8 GAS Automatic 4 Speed Standard Cab Pickup
  Added Jun 2019 • 70 Fuel-ups

  Property of metsst274gmailcom

• 16.1 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Nov 2018 • 76 Fuel-ups

  Property of robertsjm711

• 14.6 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jan 2025 • 3 Fuel-ups

  Property of RT_Hemi_AWD

• 12.6 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Apr 2022 • 190 Fuel-ups

  Property of Dlang3737

• 14.1 Avg MPG

• Layla

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jul 2020 • 137 Fuel-ups

  Property of jgarm07

• 13.8 Avg MPG

• Silverado

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2017 • 23 Fuel-ups

  Property of mmcclain69

• 23.5 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2022 • 21 Fuel-ups

  Property of Peetah7117

• 14.6 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Jun 2018 • 150 Fuel-ups

  Property of 64Monza

• 14.0 Avg MPG

• My Silverado 1500

  2003 Chevrolet Silverado 1500 LS 4.8L V8 GAS Automatic 4 Speed
  Added Apr 2024 • 25 Fuel-ups

  Property of Tubb

• 14.2 Avg MPG

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