Based on data from 82 vehicles, 6,863 fuel-ups and 1,798,652 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 (55) 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 (21) SLT (43) Other (7)

Below you can see a distribution of the fuel-ups with 118 outliers (1.69%) removed.

Following shows the average MPG of each of the 82 vehicles in the system.

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• GMC Truck

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2016 • 131 Fuel-ups

  Property of bracken898

• 14.2 Avg MPG

• GMC Sierra

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2023 • 499 Fuel-ups

  Property of JoggerFogger

• 16.4 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Apr 2020 • 189 Fuel-ups

  Property of colt_f

• 15.8 Avg MPG

• Dmax

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2016 • 443 Fuel-ups

  Property of KTBHDH

• 12.0 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2019 • 293 Fuel-ups

  Property of pheidingsfelder

• 13.4 Avg MPG

• 2007 GMC Sierra

  2007 GMC Sierra 2500 HD WT 6.0L V8 GAS Crew Cab Pickup
  Added May 2024 • 25 Fuel-ups

  Property of gcgoodwin

• 13.0 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Dec 2017 • 196 Fuel-ups

  Property of DAP1

• 13.6 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Apr 2024 • 30 Fuel-ups

  Property of Dandersongm

• 16.7 Avg MPG

• Truck

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Nov 2017 • 183 Fuel-ups

  Property of Shenlon

• 14.2 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2021 • 64 Fuel-ups

  Property of carguy717

• 14.2 Avg MPG

• Truck

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2017 • 235 Fuel-ups

  Property of ksrake

• 15.6 Avg MPG

• 2007 GMC 2500HD

  2007 GMC Sierra 2500 HD SLT 6.0L V8 GAS Automatic 4 Speed Crew Cab Pickup
  Added Jul 2024 • 28 Fuel-ups

  Property of MattZewski

• 10.5 Avg MPG

• Truck

  2007 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2017 • 375 Fuel-ups

  Property of Barney1975

• 14.9 Avg MPG

• 07 Sierra

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2021 • 215 Fuel-ups

  Property of Lerew

• 14.1 Avg MPG

• Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2022 • 37 Fuel-ups

  Property of bsawtelle

• 15.6 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2023 • 14 Fuel-ups

  Property of S34R1

• 11.3 Avg MPG

• GMC 2500 DMax

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2018 • 176 Fuel-ups

  Property of NDC1

• 14.3 Avg MPG

• GMC Duramax

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2018 • 176 Fuel-ups

  Property of josh2018

• 15.4 Avg MPG

• Great white

  2007 GMC Sierra 2500 HD SLE
  Added Oct 2017 • 189 Fuel-ups

  Property of Thekwthemost

• 10.4 Avg MPG

• My Sierra 2500 HD

  2007 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2022 • 92 Fuel-ups

  Property of BrandonHooper

• 11.8 Avg MPG

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