Based on data from 215 vehicles, 19,680 fuel-ups and 7,043,689 miles of driving, the 2015 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 13.20 with a 0.05 MPG margin of error.

Any Engine Type 6.0L V8 CNG (6) 6.0L V8 FLEX (45) 6.0L V8 GAS (20) 6.6L V8 DIESEL (140) V8 DIESEL (1) V8 GAS (1) Any Body Style Standard Cab Pickup (3) Extended Cab Pickup (10) Crew Cab Pickup (60) Extended Crew Cab Pickup (2) Cab & Chassis - Crew Cab (1) Any Submodel High Country (23) WT (28) LT (68) LTZ (94) Other (2)

Below you can see a distribution of the fuel-ups with 320 outliers (1.60%) removed.

Following shows the average MPG of each of the 215 vehicles in the system.

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• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2018 • 440 Fuel-ups

  Property of Smokey5826

• 11.3 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2015 • 266 Fuel-ups

  Property of jesagal

• 14.3 Avg MPG

• Black Betty

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2016 • 988 Fuel-ups

  Property of juando75

• 11.0 Avg MPG

• Chevy

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Oct 2017 • 512 Fuel-ups

  Property of randyemtp

• 13.6 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2025 • 9 Fuel-ups

  Property of doc-1

• 12.8 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Jun 2023 • 27 Fuel-ups

  Property of camsloop

• 17.0 Avg MPG

• GMC 2500HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.0L V8 FLEX Automatic 6 Speed
  Added Mar 2017 • 257 Fuel-ups

  Property of Studrooster

• 12.3 Avg MPG

• Silverado 2500HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Sep 2016 • 696 Fuel-ups

  Property of jghira

• 14.4 Avg MPG

• 2015 Duramax

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jan 2017 • 376 Fuel-ups

  Property of bcschmidt2

• 15.6 Avg MPG

• White Privilege

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2021 • 117 Fuel-ups

  Property of dtalley

• 14.5 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jun 2023 • 36 Fuel-ups

  Property of jonpittman82

• 11.5 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2023 • 45 Fuel-ups

  Property of aircowboy2008

• 16.5 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Feb 2024 • 86 Fuel-ups

  Property of WizFam6

• 12.1 Avg MPG

• 2015 Silverado 2500

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Aug 2019 • 504 Fuel-ups

  Property of bl78ljb

• 9.5 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2022 • 65 Fuel-ups

  Property of sadiepettyjohn

• 14.7 Avg MPG

• Truck

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Jun 2022 • 126 Fuel-ups

  Property of Moore09

• 11.4 Avg MPG

• VADER

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Dec 2021 • 155 Fuel-ups

  Property of crow

• 15.7 Avg MPG

• bk-truck

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2019 • 376 Fuel-ups

  Property of bckasik

• 15.4 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2021 • 180 Fuel-ups

  Property of 98sporttj

• 14.1 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2019 • 356 Fuel-ups

  Property of mgraham42

• 17.0 Avg MPG

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