Based on data from 84 vehicles, 8,077 fuel-ups and 2,650,531 miles of driving, the 2016 GMC Sierra 2500 HD gets a combined Avg MPG of 13.24 with a 0.08 MPG margin of error.

Any Engine Type 6.0L V8 CNG (3) 6.0L V8 FLEX (12) 6.0L V8 GAS (4) 6.6L V8 DIESEL (65) Any Body Style Standard Cab Pickup (2) Crew Cab Pickup (25) Cab & Chassis - Crew Cab (1) Any Submodel SLE (7) Base (8) SLT (23) Denali (46)

Below you can see a distribution of the fuel-ups with 78 outliers (0.96%) removed.

Following shows the average MPG of each of the 84 vehicles in the system.

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• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2018 • 11 Fuel-ups

  Property of rb4123

• 14.1 Avg MPG

• GMC 2500 HD Denali

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2017 • 77 Fuel-ups

  Property of T-rex1221

• 16.4 Avg MPG

• Denali

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2016 • 39 Fuel-ups

  Property of brandon51

• 13.3 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2016 • 46 Fuel-ups

  Property of AWE90M3

• 16.2 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLT 6.0L V8 CNG Automatic 6 Speed
  Added Aug 2017 • 4 Fuel-ups

  Property of hambone4

• 10.6 Avg MPG

• Old Daltons Denali

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2016 • 15 Fuel-ups

  Property of deewhite

• 19.4 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2017 • 12 Fuel-ups

  Property of cpdziedzic

• 14.9 Avg MPG

• 2016 GMC Sierra Denali HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2016 • 54 Fuel-ups

  Property of Screagle

• 16.6 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2017 • 5 Fuel-ups

  Property of drgibson

• 17.3 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2016 • 26 Fuel-ups

  Property of force440

• 13.2 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2017 • 11 Fuel-ups

  Property of azsilver

• 10.3 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD Denali 6.0L V8 FLEX Automatic 6 Speed
  Added Dec 2016 • 16 Fuel-ups

  Property of fly90909

• 14.1 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2016 • 53 Fuel-ups

  Property of cyberdef

• 18.4 Avg MPG

• Canfor GMC

  2016 GMC Sierra 2500 HD 6.0L V8 GAS Automatic 6 Speed
  Added Sep 2016 • 37 Fuel-ups

  Property of maddess00

• 13.7 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2017 • 6 Fuel-ups

  Property of unixwarlord

• 10.4 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2017 • 15 Fuel-ups

  Property of sublimize23

• 18.0 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLT 6.0L V8 GAS Automatic 6 Speed
  Added Jan 2017 • 6 Fuel-ups

  Property of cpap

• 11.4 Avg MPG

• BigRED

  2016 GMC Sierra 2500 HD SLT 6.0L V8 GAS Automatic 6 Speed Cab & Chassis - Crew Cab
  Added Sep 2016 • 9 Fuel-ups

  Property of Lostinthewoods

• 13.7 Avg MPG

• GMC Sierra 2500 HD

  2016 GMC Sierra 2500 HD 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2016 • 34 Fuel-ups

  Property of polarxj

• 16.4 Avg MPG

• Old GMC Denali

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2016 • 24 Fuel-ups

  Property of deewhite

• 14.0 Avg MPG

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