Based on data from 191 vehicles, 14,783 fuel-ups and 3,787,886 miles of driving, the 2004 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 12.94 with a 0.07 MPG margin of error.

Any Engine Type 6.0L V8 CNG (2) 6.0L V8 GAS (51) 6.6L V8 DIESEL (105) 8.1L V8 GAS (3) V8 DIESEL (14) V8 GAS (11) Any Body Style Standard Cab Pickup (4) Extended Cab Pickup (14) Crew Cab Pickup (36) Cab & Chassis - Crew Cab (1) Any Submodel WT (3) Base (14) LS (72) LT (75) Other (27)

Below you can see a distribution of the fuel-ups with 362 outliers (2.39%) removed.

Following shows the average MPG of each of the 191 vehicles in the system.

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• My Silverado 2500 HD

  2004 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Dec 2024 • 3 Fuel-ups

  Property of dirtymaxxing

• 12.0 Avg MPG

• Silverado

  2004 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed Extended Cab Pickup
  Added Jul 2018 • 245 Fuel-ups

  Property of Thebass6

• 9.9 Avg MPG

• My Silverado 2500 HD

  2004 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Dec 2022 • 39 Fuel-ups

  Property of Jamiesullivan

• 12.5 Avg MPG

• My Silverado 2500 HD

  2004 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Aug 2022 • 79 Fuel-ups

  Property of Ski11B

• 10.8 Avg MPG

• 04 Chevrolet

  2004 Chevrolet Silverado 2500 HD LS 8.1L V8 GAS Automatic 3 Speed Extended Cab Pickup
  Added May 2020 • 430 Fuel-ups

  Property of J_Mast

• 9.9 Avg MPG

• Silverado 2500

  2004 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
  Added Dec 2023 • 18 Fuel-ups

  Property of sears4976

• 16.3 Avg MPG

• My Silverado 2500 HD

  2004 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL Automatic 5 Speed
  Added Mar 2023 • 30 Fuel-ups

  Property of Swanny906

• 11.2 Avg MPG

• 2004 Black Silverado HD LS

  2004 Chevrolet Silverado 2500 HD LS 6.6L V8 DIESEL
  Added Nov 2017 • 294 Fuel-ups

  Property of 1961Falcon

• 13.5 Avg MPG

• Silverado '04

  2004 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Aug 2024 • 11 Fuel-ups

  Property of jimweller

• 9.6 Avg MPG

• Colorado thunder

  2004 Chevrolet Silverado 2500 HD DIESEL V8
  Added Feb 2013 • 478 Fuel-ups

  Property of tgem

• 15.9 Avg MPG

• Sandy (Pickup)

  2004 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed Crew Cab Pickup
  Added Jul 2021 • 136 Fuel-ups

  Property of AELarson

• 14.8 Avg MPG

• My Silverado 2500 HD

  2004 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Aug 2023 • 73 Fuel-ups

  Property of baileyz

• 14.5 Avg MPG

• My Silverado 2500 HD

  2004 Chevrolet Silverado 2500 HD LS 6.0L V8 CNG Automatic 4 Speed
  Added Jun 2024 • 4 Fuel-ups

  Property of lymobear

• 13.1 Avg MPG

• Truck

  2004 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Aug 2016 • 614 Fuel-ups

  Property of j_lmann

• 15.6 Avg MPG

• Sandra

  2004 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added May 2019 • 248 Fuel-ups

  Property of dannk

• 15.5 Avg MPG

• My Silverado 2500 HD

  2004 Chevrolet Silverado 2500 HD 6.6L V8 DIESEL Automatic 5 Speed
  Added Jul 2021 • 77 Fuel-ups

  Property of xdbdixksnaB

• 16.0 Avg MPG

• Chevy Truck

  2004 Chevrolet Silverado 2500 HD LS 6.0L V8 GAS Automatic 4 Speed
  Added Nov 2020 • 25 Fuel-ups

  Property of jetman

• 9.1 Avg MPG

• My Silverado 2500 HD

  2004 Chevrolet Silverado 2500 HD LS 8.1L V8 GAS Automatic 5 Speed
  Added Aug 2023 • 66 Fuel-ups

  Property of arrowslinger27

• 10.3 Avg MPG

• My Silverado 2500 HD

  2004 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 5 Speed
  Added Feb 2019 • 171 Fuel-ups

  Property of tmerz2016

• 15.0 Avg MPG

• My Silverado 2500 HD

  2004 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 4 Speed
  Added Jul 2024 • 41 Fuel-ups

  Property of churches13

• 9.8 Avg MPG

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