Based on data from 87 vehicles, 8,242 fuel-ups and 2,696,497 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 (4) 6.0L V8 FLEX (12) 6.0L V8 GAS (4) 6.6L V8 DIESEL (67) Any Body Style Standard Cab Pickup (2) Crew Cab Pickup (24) Cab & Chassis - Crew Cab (1) Any Submodel Base (8) SLE (8) SLT (24) Denali (47)

Below you can see a distribution of the fuel-ups with 81 outliers (0.97%) removed.

Following shows the average MPG of each of the 87 vehicles in the system.

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• 2016 Sierra 2500 HD

  2016 GMC Sierra 2500 HD 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2024 • 23 Fuel-ups

  Property of robert5308

• 15.5 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2025 • 12 Fuel-ups

  Property of crawford714

• 14.4 Avg MPG

• blue

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added May 2021 • 29 Fuel-ups

  Property of ssmntecrlozz4

• 15.6 Avg MPG

• Denali

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jan 2017 • 228 Fuel-ups

  Property of wrb15wrx

• 16.7 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLE 6.0L V8 CNG Automatic 6 Speed
  Added Dec 2024 • 8 Fuel-ups

  Property of cdk9986

• 12.2 Avg MPG

• 2016 GMC Sierra 2500 HD Denali

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2016 • 274 Fuel-ups

  Property of wuv2fsh

• 12.5 Avg MPG

• Denali

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Dec 2016 • 239 Fuel-ups

  Property of DenaliDude

• 13.6 Avg MPG

• GMC Sierra Denali

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Apr 2018 • 384 Fuel-ups

  Property of lyfsart

• 13.6 Avg MPG

• ‘16 Denali

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Feb 2018 • 144 Fuel-ups

  Property of andyb96

• 13.9 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2025 • 6 Fuel-ups

  Property of carlerik

• 14.2 Avg MPG

• GMC 2500HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Oct 2019 • 300 Fuel-ups

  Property of ColdSteel120

• 15.6 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2022 • 3 Fuel-ups

  Property of qwolff

• 18.7 Avg MPG

• Sierra HD

  2016 GMC Sierra 2500 HD SLE 6.0L V8 FLEX Automatic 6 Speed
  Added Mar 2017 • 360 Fuel-ups

  Property of Tazman2017

• 12.2 Avg MPG

• 2016Denali

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Sep 2022 • 142 Fuel-ups

  Property of kruse

• 14.1 Avg MPG

• Big Chrome

  2016 GMC Sierra 2500 HD SLT 6.0L V8 FLEX Automatic 6 Speed
  Added Mar 2016 • 294 Fuel-ups

  Property of swethog

• 11.8 Avg MPG

• Ruby

  2016 GMC Sierra 2500 HD Denali 6.0L V8 FLEX Automatic 6 Speed
  Added Nov 2021 • 73 Fuel-ups

  Property of mhowton

• 11.5 Avg MPG

• My Sierra 2500 HD

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2019 • 200 Fuel-ups

  Property of justind1407

• 14.8 Avg MPG

• GMC

  2016 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Oct 2017 • 474 Fuel-ups

  Property of Motor10745

• 11.4 Avg MPG

• Sierra 2500 HD

  2016 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
  Added Dec 2019 • 54 Fuel-ups

  Property of sinecure1

• 12.3 Avg MPG

• Duramax

  2016 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Aug 2020 • 58 Fuel-ups

  Property of charsha

• 12.1 Avg MPG

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