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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• Monster Truck

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Sep 2019 • 108 Fuel-ups

  Property of paintandswim09

• 15.3 Avg MPG

• Duramax

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Aug 2020 • 54 Fuel-ups

  Property of charsha

• 12.1 Avg MPG

• Denali

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2019 • 761 Fuel-ups

  Property of Thekwthemost

• 11.1 Avg MPG

• Truck

  2016 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2024 • 19 Fuel-ups

  Property of dexodan

• 13.1 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2023 • 9 Fuel-ups

  Property of Jewsh

• 14.9 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLT 6.0L V8 FLEX Automatic 6 Speed
  Added Apr 2024 • 3 Fuel-ups

  Property of scauseyws

• 6.6 Avg MPG

• GMC 2500 - LML - Fifth gen

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Aug 2023 • 14 Fuel-ups

  Property of kolawns

• 8.9 Avg MPG

• Sierra 2500 Denali

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2020 • 82 Fuel-ups

  Property of BigRSki

• 14.0 Avg MPG

• GMC 2500 2016

  2016 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2016 • 223 Fuel-ups

  Property of markaZ

• 13.4 Avg MPG

• 2016 GMC 2500HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2016 • 29 Fuel-ups

  Property of treybn

• 12.2 Avg MPG

• GMC Sierra Denali 2500 HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Jun 2017 • 106 Fuel-ups

  Property of Silverfoxqld

• 11.2 Avg MPG

• Denali HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Oct 2016 • 81 Fuel-ups

  Property of stpinetree

• 13.7 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Apr 2023 • 6 Fuel-ups

  Property of mwbrown115

• 16.6 Avg MPG

• Deni - Sierra 2500 HD

  2016 GMC Sierra 2500 HD Denali 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added May 2022 • 63 Fuel-ups

  Property of taybere

• 11.6 Avg MPG

• 2016Denali

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Sep 2022 • 76 Fuel-ups

  Property of slug1121

• 14.2 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2022 • 7 Fuel-ups

  Property of davidandru

• 13.4 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2022 • 13 Fuel-ups

  Property of jbarclay12

• 14.5 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLE 6.0L V8 FLEX Automatic 6 Speed
  Added Jan 2020 • 178 Fuel-ups

  Property of tjhikerga

• 12.5 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2016 • 111 Fuel-ups

  Property of Hankinsc

• 15.7 Avg MPG

• 2016 Denali HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jul 2016 • 113 Fuel-ups

  Property of ob_1jr77

• 14.3 Avg MPG

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