Based on data from 215 vehicles, 19,702 fuel-ups and 7,050,243 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 321 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 LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Feb 2020 • 267 Fuel-ups

  Property of jwhite071286

• 15.6 Avg MPG

• Silverado 2500HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Sep 2016 • 697 Fuel-ups

  Property of jghira

• 14.4 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2025 • 10 Fuel-ups

  Property of doc-1

• 12.8 Avg MPG

• 2500HD

  2015 Chevrolet Silverado 2500 HD WT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Aug 2019 • 236 Fuel-ups

  Property of telecomnut

• 14.0 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2023 • 46 Fuel-ups

  Property of aircowboy2008

• 16.9 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Jul 2019 • 174 Fuel-ups

  Property of bc24cfd2

• 11.8 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2021 • 181 Fuel-ups

  Property of 98sporttj

• 14.1 Avg MPG

• Blue Whaler

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Jan 2025 • 7 Fuel-ups

  Property of Dutchman87

• 13.1 Avg MPG

• Black Betty

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2016 • 990 Fuel-ups

  Property of juando75

• 11.0 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Feb 2024 • 88 Fuel-ups

  Property of WizFam6

• 12.1 Avg MPG

• Truck

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Jun 2022 • 129 Fuel-ups

  Property of Moore09

• 11.4 Avg MPG

• Duramax

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jun 2021 • 217 Fuel-ups

  Property of CruisnCobra

• 16.3 Avg MPG

• New Red

  2015 Chevrolet Silverado 2500 HD LTZ 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Jan 2025 • 29 Fuel-ups

  Property of arsenic

• 11.1 Avg MPG

• 2500HD DirtyMax (Country)

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2020 • 277 Fuel-ups

  Property of 2500HDdirtymax

• 14.6 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2022 • 66 Fuel-ups

  Property of sadiepettyjohn

• 14.4 Avg MPG

• Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Apr 2018 • 136 Fuel-ups

  Property of Maverick227

• 11.3 Avg MPG

• 2015 Silverado 2500

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Aug 2019 • 505 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 Nov 2018 • 175 Fuel-ups

  Property of DMAXX1810

• 14.9 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2019 • 357 Fuel-ups

  Property of mgraham42

• 17.0 Avg MPG

• 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

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