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2008 GMC Sierra 2500 HD MPG

Based on data from 92 vehicles, 10,675 fuel-ups and 2,725,120 miles of driving, the 2008 GMC Sierra 2500 HD gets a combined Avg MPG of 14.26 with a 0.06 MPG margin of error.

Below you can see a distribution of the fuel-ups with 485 outliers (4.35%) removed.

Following shows the average MPG of each of the 92 vehicles in the system.

2008 GMC Sierra 2500 HDs For Sale Nearby

  • My Sierra 2500 HD

    2008 GMC Sierra 2500 HD SLT 6.0L V8 GAS Automatic 6 Speed
    Added Aug 2022 • 14 Fuel-ups

    Property of PaigeC

  • 14.0 Avg MPG
  • GMC

    2008 GMC Sierra 2500 HD Z71 V8 DIESEL
    Added May 2020 • 79 Fuel-ups

    Property of PearHead

  • 14.6 Avg MPG
  • Chris GMC Sierra 2500

    2008 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added Mar 2017 • 579 Fuel-ups

    Property of cshotmix

  • 15.6 Avg MPG
  • My Sierra 2500 HD

    2008 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added Apr 2017 • 277 Fuel-ups

    Property of NohrZ71

  • 12.4 Avg MPG
  • GMD 2500HD

    2008 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Nov 2010 • 304 Fuel-ups

    Property of gsxrah

  • 16.4 Avg MPG
  • My Sierra 2500 HD

    2008 GMC Sierra 2500 HD WT 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2018 • 367 Fuel-ups

    Property of Nawem

  • 14.3 Avg MPG
  • 2008 GMC

    2008 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added Feb 2020 • 102 Fuel-ups

    Property of Maverick99

  • 16.5 Avg MPG
  • GMC Sierra 2500 HD

    2008 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Aug 2018 • 165 Fuel-ups

    Property of TheKings

  • 16.0 Avg MPG
  • Sierra

    2008 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Mar 2021 • 36 Fuel-ups

    Property of tibrin

  • 11.3 Avg MPG
  • My Sierra 2500 HD

    2008 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2021 • 105 Fuel-ups

    Property of KHK1

  • 13.4 Avg MPG
  • GMC 2500HD

    2008 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 251 Fuel-ups

    Property of LawMan02

  • 14.8 Avg MPG
  • 2008 GMC Sierra 2500 HD SLE

    2008 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed Extended Crew Cab Pickup
    Added Jun 2019 • 65 Fuel-ups

    Property of jeff801

  • 13.1 Avg MPG
  • 08 GMC TRUCK

    2008 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added Apr 2022 • 51 Fuel-ups

    Property of denkerb

  • 12.8 Avg MPG
  • 2008 Duramax

    2008 GMC Sierra 2500 HD SLT 6.6L DIESEL V8 Automatic 6 Extended Cab Pickup (4 Door)
    Added Apr 2015 • 966 Fuel-ups

    Property of RobBryce

  • 14.3 Avg MPG
  • Duramax

    2008 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Nov 2021 • 48 Fuel-ups

    Property of WatchSquid

  • 15.5 Avg MPG
  • My Sierra 2500 HD

    2008 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2021 • 69 Fuel-ups

    Property of Niftydura

  • 15.3 Avg MPG
  • 2008 GMC

    2008 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2016 • 654 Fuel-ups

    Property of gabrielleh

  • 13.5 Avg MPG
  • Monster Gray

    2008 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Apr 2011 • 397 Fuel-ups

    Property of HarrisQ

  • 13.4 Avg MPG
  • My Sierra 2500 HD

    2008 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added Oct 2021 • 63 Fuel-ups

    Property of jasonandcourtney

  • 12.7 Avg MPG
  • Joe's Truck

    2008 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Jul 2022 • 4 Fuel-ups

    Property of allonthefarm

  • 15.3 Avg MPG

Recent Activity

from other GMC Sierra 2500 HD vehicles (View All)

Tips

Drive in higher gears

On my old car I would always shift the automatic transmissio... ...

by Barquito

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