Based on data from 27 vehicles, 1,526 fuel-ups and 442,213 miles of driving, the 2008 Chevrolet Silverado 3500 HD gets a combined Avg MPG of 11.99 with a 0.15 MPG margin of error.

Any Engine Type 6.0L V8 GAS (6) 6.6L V8 DIESEL (19) V8 DIESEL (2) Any Body Style Standard Cab Pickup (1) Extended Cab Pickup (1) Crew Cab Pickup (7) Extended Crew Cab Pickup (1) Any Submodel LT (7) WT (7) LTZ (11) Other (2)

Below you can see a distribution of the fuel-ups with 39 outliers (2.49%) removed.

Following shows the average MPG of each of the 27 vehicles in the system.

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• Truck

  2008 Chevrolet Silverado 3500 HD WT 6.0L V8 GAS Automatic 6 Speed Standard Cab Pickup
  Added Mar 2012 • 138 Fuel-ups

  Property of Buergermeister

• 10.4 Avg MPG

• My Silverado 3500 HD

  2008 Chevrolet Silverado 3500 HD WT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2017 • 63 Fuel-ups

  Property of Duramax66

• 12.7 Avg MPG

• Duramax

  2008 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2016 • 97 Fuel-ups

  Property of saundersccfd

• 11.7 Avg MPG

• Dually

  2008 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Aug 2009 • 168 Fuel-ups

  Property of Ritz

• 13.6 Avg MPG

• My Silverado 3500 HD

  2008 Chevrolet Silverado 3500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jan 2020 • 32 Fuel-ups

  Property of tbirdfiend281

• 11.7 Avg MPG

• Silverado 3500 HD

  2008 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Dec 2016 • 177 Fuel-ups

  Property of novaman64

• 14.2 Avg MPG

• SILVERADO 3500 HD

  2008 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2017 • 29 Fuel-ups

  Property of RonWard

• 15.6 Avg MPG

• Silverado 3500 HD

  2008 Chevrolet Silverado 3500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2017 • 128 Fuel-ups

  Property of SojourningSouls

• 12.5 Avg MPG

• Bessie v2

  2008 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Sep 2017 • 53 Fuel-ups

  Property of aroaminglife

• 11.9 Avg MPG

• Dillon

  2008 Chevrolet Silverado 3500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Apr 2019 • 11 Fuel-ups

  Property of chimskids

• 12.1 Avg MPG

• TEK02

  2008 Chevrolet Silverado 3500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2018 • 223 Fuel-ups

  Property of divedude

• 10.4 Avg MPG

• My Silverado 3500 HD

  2008 Chevrolet Silverado 3500 HD WT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2018 • 16 Fuel-ups

  Property of Stupac

• 12.1 Avg MPG

• 3500HD

  2008 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Apr 2016 • 16 Fuel-ups

  Property of 2004LB7

• 12.9 Avg MPG

• Silverado

  2008 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Extended Crew Cab Pickup
  Added Jun 2018 • 21 Fuel-ups

  Property of tctom2199

• 14.4 Avg MPG

• Cracker

  2008 Chevrolet Silverado 3500 HD WT 6.6L V8 DIESEL Automatic 6 Speed Extended Cab Pickup
  Added Oct 2017 • 72 Fuel-ups

  Property of nosignal

• 12.3 Avg MPG

• 2008SILVERADO3500HDTOW

  2008 Chevrolet Silverado 3500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Feb 2013 • 162 Fuel-ups

  Property of gawettla

• 13.6 Avg MPG

• My Silverado 3500 HD

  2008 Chevrolet Silverado 3500 HD WT 6.0L V8 GAS Automatic 6 Speed
  Added Mar 2017 • 49 Fuel-ups

  Property of SamKilfoyle

• 12.8 Avg MPG

• My Silverado 3500 HD

  2008 Chevrolet Silverado 3500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Mar 2017 • 19 Fuel-ups

  Property of anitec

• 13.2 Avg MPG

• Bessie

  2008 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2016 • 41 Fuel-ups

  Property of aroaminglife

• 10.8 Avg MPG

• My Silverado 3500 HD

  2008 Chevrolet Silverado 3500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2017 • 4 Fuel-ups

  Property of sandog

• 15.4 Avg MPG

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