Based on data from 129 vehicles, 11,434 fuel-ups and 2,739,428 miles of driving, the 2008 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 13.65 with a 0.06 MPG margin of error.

Any Engine Type 6.0L V8 GAS (32) 6.6L V8 DIESEL (85) V8 DIESEL (6) V8 GAS (4) Any Body Style Extended Cab Pickup (7) Crew Cab Pickup (26) Cab & Chassis (1) Any Submodel WT (9) LTZ (43) LT (65) Other (12)

Below you can see a distribution of the fuel-ups with 135 outliers (1.17%) removed.

Following shows the average MPG of each of the 129 vehicles in the system.

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• My Silverado 2500 HD

  2008 Chevrolet Silverado 2500 HD WT 6.0L V8 GAS Automatic 6 Speed
  Added Jan 2019 • 208 Fuel-ups

  Property of mike1025

• 10.3 Avg MPG

• My Silverado 2500 HD

  2008 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2017 • 328 Fuel-ups

  Property of brennandufek

• 15.0 Avg MPG

• My Silverado 2500 HD

  2008 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2021 • 217 Fuel-ups

  Property of Bridge0724

• 11.9 Avg MPG

• Duramax

  2008 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Feb 2018 • 52 Fuel-ups

  Property of tightwad22

• 14.7 Avg MPG

• Bradley Fisher

  2008 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2018 • 561 Fuel-ups

  Property of bnfisher

• 14.1 Avg MPG

• My Silverado 2500 HD

  2008 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jun 2019 • 92 Fuel-ups

  Property of steinway13

• 14.4 Avg MPG

• My Silverado 2500 HD

  2008 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Feb 2023 • 47 Fuel-ups

  Property of rickcar0310

• 12.2 Avg MPG

• Duramax

  2008 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Aug 2023 • 8 Fuel-ups

  Property of Brettm33

• 14.0 Avg MPG

• My Silverado 2500 HD

  2008 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2020 • 86 Fuel-ups

  Property of Tate12

• 12.7 Avg MPG

• Silverado 2500

  2008 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Sep 2016 • 279 Fuel-ups

  Property of carlos_condor

• 9.8 Avg MPG

• My Duramax

  2008 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2019 • 160 Fuel-ups

  Property of VMIduramax18

• 15.8 Avg MPG

• My Silverado 2500 HD

  2008 Chevrolet Silverado 2500 HD WT 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2021 • 21 Fuel-ups

  Property of Retro92

• 13.8 Avg MPG

• The Beast

  2008 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2021 • 39 Fuel-ups

  Property of mmoody5479

• 14.2 Avg MPG

• My Silverado 2500 HD

  2008 Chevrolet Silverado 2500 HD LTZ 6.0L V8 GAS Automatic 6 Speed
  Added Aug 2022 • 83 Fuel-ups

  Property of KI7FTS

• 11.5 Avg MPG

• Chevy 2500

  2008 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2021 • 315 Fuel-ups

  Property of zpainter1015

• 13.6 Avg MPG

• Chevrolet Silverado 2500 HD

  2008 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Apr 2022 • 19 Fuel-ups

  Property of Philwashburn

• 14.5 Avg MPG

• Duramax

  2008 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Oct 2021 • 10 Fuel-ups

  Property of jwalker78

• 10.5 Avg MPG

• Silverado

  2008 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Extended Cab Pickup
  Added Aug 2018 • 75 Fuel-ups

  Property of pgarnett

• 17.2 Avg MPG

• Truck

  2008 Chevrolet Silverado 2500 HD WT 6.0L V8 GAS Automatic 6 Speed
  Added Mar 2017 • 56 Fuel-ups

  Property of johnsosa1998

• 10.1 Avg MPG

• DF1635

  2008 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jun 2017 • 149 Fuel-ups

  Property of dmcconaha

• 13.7 Avg MPG

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