Based on data from 222 vehicles, 15,049 fuel-ups and 4,106,358 miles of driving, the 2005 Chevrolet Silverado 1500 gets a combined Avg MPG of 14.43 with a 0.05 MPG margin of error.

Any Engine Type 4.3L V6 GAS (14) 4.8L V8 GAS (15) 5.3L V8 ELECTRIC/GAS (1) 5.3L V8 FLEX (10) 5.3L V8 FULL HYBRID EV-GAS (FHEV) (1) 5.3L V8 GAS (127) 6.0L V8 GAS (7) V6 GAS (1) V8 FLEX (1) V8 GAS (33) Any Body Style Sport Utility (1) Extended Cab Pickup (25) Crew Cab Pickup (19) Cab & Chassis - Crew Cab (1) Any Submodel Z71 (1) WT (1) Hybrid (2) Z71 Off-Road (4) SS (5) Base (32) LT (65) LS (74) Other (38)

Below you can see a distribution of the fuel-ups with 543 outliers (3.48%) removed.

Following shows the average MPG of each of the 222 vehicles in the system.

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• Silverado 1500 red

  2005 Chevrolet Silverado 1500 LS 4.3L V6 GAS Automatic 4 Speed
  Added Oct 2021 • 92 Fuel-ups

  Property of wjreedy

• 18.3 Avg MPG

• My Silverado 1500

  2005 Chevrolet Silverado 1500 Z71 Off-Road 5.3L V8 GAS Automatic 4 Speed
  Added Sep 2025 • 20 Fuel-ups

  Property of Gas_Daddy

• 0.1 Avg MPG

• Quadrasteer

  2005 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jul 2025 • 7 Fuel-ups

  Property of Gingerado39

• 11.7 Avg MPG

• My Silverado 1500

  2005 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added May 2025 • 74 Fuel-ups

  Property of Steveareno

• 17.0 Avg MPG

• '05 Chevy Silverado

  2005 Chevrolet Silverado 1500 Z71 Off-Road 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Mar 2018 • 203 Fuel-ups

  Property of aksilentsoldier

• 14.3 Avg MPG

• My Silverado 1500

  2005 Chevrolet Silverado 1500 LT 5.3L V8 FLEX Automatic 4 Speed
  Added Nov 2021 • 90 Fuel-ups

  Property of Toomanykars

• 13.9 Avg MPG

• My Silverado 1500

  2005 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Jun 2018 • 163 Fuel-ups

  Property of MONEYPITS

• 16.1 Avg MPG

• 2005 Silverado

  2005 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Mar 2022 • 91 Fuel-ups

  Property of ryjacobs

• 13.0 Avg MPG

• Silverado 1500

  2005 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 474 Fuel-ups

  Property of acastro1

• 13.5 Avg MPG

• Tryck

  2005 Chevrolet Silverado 1500 LS Automatic 4 Speed
  Added Sep 2022 • 212 Fuel-ups

  Property of rywolff

• 16.4 Avg MPG

• My Silverado 1500

  2005 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added May 2021 • 160 Fuel-ups

  Property of Briggzly

• 13.8 Avg MPG

• My Silverado 1500

  2005 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Feb 2021 • 200 Fuel-ups

  Property of noha

• 12.4 Avg MPG

• Clint Lockwood

  2005 Chevrolet Silverado 1500 5.3L V8 GAS Automatic 4 Speed
  Added Aug 2020 • 77 Fuel-ups

  Property of TyFuelly

• 12.0 Avg MPG

• Truck

  2005 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Nov 2023 • 58 Fuel-ups

  Property of backlash2032

• 13.8 Avg MPG

• Cheyenne

  2005 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added May 2019 • 210 Fuel-ups

  Property of samuelrb

• 12.4 Avg MPG

• $ Truck

  2005 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Dec 2013 • 273 Fuel-ups

  Property of TheHamster

• 14.5 Avg MPG

• My Silverado 1500

  2005 Chevrolet Silverado 1500 LS 5.3L V8 GAS Automatic 4 Speed
  Added Dec 2021 • 97 Fuel-ups

  Property of jcreasy73

• 16.3 Avg MPG

• My Silverado 1500

  2005 Chevrolet Silverado 1500 Z71 Off-Road 5.3L V8 GAS Automatic 4 Speed
  Added Oct 2024 • 80 Fuel-ups

  Property of mclark13

• 15.6 Avg MPG

• My Silverado 1500

  2005 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 4 Speed
  Added Mar 2023 • 135 Fuel-ups

  Property of WillG22

• 17.6 Avg MPG

• Silverado

  2005 Chevrolet Silverado 1500 Automatic 4 Speed Crew Cab Pickup
  Added Jul 2022 • 41 Fuel-ups

  Property of kjr1995

• 14.3 Avg MPG

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