Based on data from 81 vehicles, 6,789 fuel-ups and 1,767,151 miles of driving, the 2007 GMC Sierra 2500 HD gets a combined Avg MPG of 14.18 with a 0.09 MPG margin of error.

Any Engine Type 6.0L V8 GAS (12) 6.6L V8 DIESEL (56) V8 DIESEL (3) V8 GAS (2) Any Body Style Extended Cab Pickup (3) Crew Cab Pickup (14) Cab & Chassis - Extended Cab (1) Any Submodel WT (2) SL (8) SLE (22) SLT (42) Other (7)

Below you can see a distribution of the fuel-ups with 115 outliers (1.67%) removed.

Following shows the average MPG of each of the 81 vehicles in the system.

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• Truck

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Nov 2017 • 167 Fuel-ups

  Property of Shenlon

• 14.1 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Dec 2017 • 179 Fuel-ups

  Property of DAP1

• 13.6 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2019 • 269 Fuel-ups

  Property of pheidingsfelder

• 13.5 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Apr 2024 • 5 Fuel-ups

  Property of Dandersongm

• 21.6 Avg MPG

• GMC Sierra

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2023 • 486 Fuel-ups

  Property of JoggerFogger

• 16.4 Avg MPG

• Dmax

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2016 • 422 Fuel-ups

  Property of KTBHDH

• 12.0 Avg MPG

• Duramax

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Apr 2023 • 11 Fuel-ups

  Property of spork40

• 12.9 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Apr 2020 • 154 Fuel-ups

  Property of colt_f

• 16.0 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2022 • 77 Fuel-ups

  Property of BrandonHooper

• 11.4 Avg MPG

• Truck

  2007 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2017 • 365 Fuel-ups

  Property of Barney1975

• 14.9 Avg MPG

• Truck

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2017 • 218 Fuel-ups

  Property of ksrake

• 15.6 Avg MPG

• Betty White

  2007 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 4 Speed
  Added Apr 2022 • 78 Fuel-ups

  Property of Lord_Commander

• 11.9 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2023 • 10 Fuel-ups

  Property of S34R1

• 11.5 Avg MPG

• Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2022 • 29 Fuel-ups

  Property of bsawtelle

• 16.1 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2021 • 61 Fuel-ups

  Property of carguy717

• 14.3 Avg MPG

• 07 Sierra

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2021 • 202 Fuel-ups

  Property of Lerew

• 14.1 Avg MPG

• GMC 2500 DMax

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2018 • 162 Fuel-ups

  Property of NDC1

• 14.1 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2020 • 103 Fuel-ups

  Property of jaredx

• 13.7 Avg MPG

• Truck

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Extended Cab Pickup
  Added Dec 2019 • 492 Fuel-ups

  Property of dquapp

• 18.2 Avg MPG

• Plow truck 2500 HD

  2007 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 6 Speed
  Added May 2022 • 24 Fuel-ups

  Property of Funnyguy1045

• 7.0 Avg MPG

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