2006 GMC Sierra 3500 MPG

Based on data from 14 vehicles, 456 fuel-ups and 142,197 miles of driving, the 2006 GMC Sierra 3500 gets a combined Avg MPG of 12.36 with a 0.39 MPG margin of error.

Below you can see a distribution of the fuel-ups with 10 outliers (2.15%) removed.

Following shows the average MPG of each of the 14 vehicles in the system.

• My Sierra 3500

  2006 GMC Sierra 3500 SL 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2020 • 41 Fuel-ups

  Property of ledfoot99

• 11.0 Avg MPG

• BFT

  2006 GMC Sierra 3500 SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2016 • 12 Fuel-ups

  Property of Palmy1

• 16.3 Avg MPG

• Big Blue

  2006 GMC Sierra 3500 SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jun 2015 • 53 Fuel-ups

  Property of rpar86

• 13.9 Avg MPG

• 3500 GMC

  2006 GMC Sierra 3500 SLE 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Sep 2018 • 116 Fuel-ups

  Property of drmike9327

• 12.9 Avg MPG

• GMC - Sierra 3500

  2006 GMC Sierra 3500 SLE 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Aug 2017 • 97 Fuel-ups

  Property of pblocal

• 11.8 Avg MPG

• My Sierra 3500

  2006 GMC Sierra 3500 SLE 6.6L V8 DIESEL Automatic 6 Speed Extended Cab Pickup
  Added Apr 2018 • 46 Fuel-ups

  Property of southwick

• 13.4 Avg MPG

• Diesel

  2006 GMC Sierra 3500 SLE 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Oct 2017 • 11 Fuel-ups

  Property of RandyJY

• 29.0 Avg MPG

• Dually

  2006 GMC Sierra 3500 SLE 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Sep 2017 • 29 Fuel-ups

  Property of Centex

• 13.2 Avg MPG

• 2006 Dually Duramax

  2006 GMC Sierra 3500 SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2016 • 56 Fuel-ups

  Property of ArtieBar64

• 8.6 Avg MPG

• BigBluLbz

  2006 GMC Sierra 3500 DIESEL V8
  Added Nov 2011 • 25 Fuel-ups

  Property of jonroy

• 17.5 Avg MPG

• dually

  2006 GMC Sierra 3500 DIESEL V8
  Added Feb 2014 • 7 Fuel-ups

  Property of guyluky

• 11.1 Avg MPG

• 2006 GMC

  2006 GMC Sierra 3500 DIESEL V8
  Added May 2012 • 7 Fuel-ups

  Property of nuutron

• 14.1 Avg MPG

• Duramax

  2006 GMC Sierra 3500 DIESEL V8
  Added Mar 2012 • 44 Fuel-ups

  Property of Cheeks

• 14.7 Avg MPG

• Dually

  2006 GMC Sierra 3500 DIESEL V8
  Added May 2010 • 13 Fuel-ups

  Property of LReinders

• 13.3 Avg MPG