Based on data from 83 vehicles, 6,899 fuel-ups and 1,810,239 miles of driving, the 2007 GMC Sierra 2500 HD gets a combined Avg MPG of 14.13 with a 0.09 MPG margin of error.

Any Engine Type 6.0L V8 GAS (14) 6.6L V8 DIESEL (56) V8 DIESEL (3) V8 GAS (2) Any Body Style Extended Cab Pickup (3) Crew Cab Pickup (16) Cab & Chassis - Extended Cab (1) Any Submodel WT (3) SL (8) SLE (22) SLT (43) Other (7)

Below you can see a distribution of the fuel-ups with 118 outliers (1.68%) removed.

Following shows the average MPG of each of the 83 vehicles in the system.

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• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD WT 6.0L V8 GAS Automatic 4 Speed
  Added Sep 2017 • 7 Fuel-ups

  Property of russellboy

• 10.4 Avg MPG

• LBZ

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2016 • 53 Fuel-ups

  Property of liebscher16

• 14.1 Avg MPG

• Duramax

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Feb 2017 • 21 Fuel-ups

  Property of VWTDI

• 15.6 Avg MPG

• Duramax

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jan 2017 • 13 Fuel-ups

  Property of Wolverine427

• 16.5 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jun 2017 • 3 Fuel-ups

  Property of sk8snwmotox

• 12.3 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Apr 2017 • 3 Fuel-ups

  Property of gatormanpc

• 16.8 Avg MPG

• Ol_pully

  2007 GMC Sierra 2500 HD SL
  Added May 2014 • 102 Fuel-ups

  Property of gentryrbruce

• 14.7 Avg MPG

• Sierra

  2007 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2018 • 104 Fuel-ups

  Property of ddak03

• 15.3 Avg MPG

• DB

  2007 GMC Sierra 2500 HD SL 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Sep 2015 • 29 Fuel-ups

  Property of norste

• 11.3 Avg MPG

• GMC

  2007 GMC Sierra 2500 HD DIESEL V8
  Added May 2012 • 112 Fuel-ups

  Property of azjeff

• 15.6 Avg MPG

• '07 GMC 2500HD

  2007 GMC Sierra 2500 HD
  Added Feb 2016 • 3 Fuel-ups

  Property of mdann

• 10.9 Avg MPG

• Sierra 2500HD

  2007 GMC Sierra 2500 HD SLE 6.6L DIESEL V8 Automatic 6 Crew Cab Pickup (4 Door)
  Added Oct 2014 • 54 Fuel-ups

  Property of Koolman

• 14.6 Avg MPG

• My gray truck

  2007 GMC Sierra 2500 HD SL
  Added Jul 2015 • 4 Fuel-ups

  Property of Tharper1

• 182.8 Avg MPG

• Truck 25

  2007 GMC Sierra 2500 HD SL
  Added Mar 2015 • 11 Fuel-ups

  Property of RoofingContractor

• 13.1 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLT 6.6L DIESEL V8 Standard 5 Cab & Chassis (4 Door)
  Added Jan 2015 • 9 Fuel-ups

  Property of dhall2276

• 13.2 Avg MPG

• Red

  2007 GMC Sierra 2500 HD SL
  Added Jun 2014 • 10 Fuel-ups

  Property of Gunner651

• 17.8 Avg MPG

• 2007 GMC Towing

  2007 GMC Sierra 2500 HD GAS V8
  Added May 2014 • 3 Fuel-ups

  Property of zeckto

• 8.2 Avg MPG

• 2007 GMC

  2007 GMC Sierra 2500 HD GAS V8
  Added May 2014 • 6 Fuel-ups

  Property of zeckto

• 11.6 Avg MPG

• 2007 GMC Sierra Plow Truck

  2007 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 6 Speed Extended Cab Pickup
  Added Oct 2018 • 12 Fuel-ups

  Property of ksd202

• 5.9 Avg MPG

• diesel

  2007 GMC Sierra 2500 HD DIESEL V8
  Added Sep 2013 • 7 Fuel-ups

  Property of pattersondp

• 16.3 Avg MPG

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