Based on data from 215 vehicles, 19,666 fuel-ups and 7,038,546 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 319 outliers (1.60%) removed.

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

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• 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

• 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

• 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 High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2018 • 439 Fuel-ups

  Property of Smokey5826

• 11.3 Avg MPG

• Black Betty

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2016 • 987 Fuel-ups

  Property of juando75

• 11.0 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

• Chevy

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Oct 2017 • 511 Fuel-ups

  Property of randyemtp

• 13.6 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

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2018 • 174 Fuel-ups

  Property of DMAXX1810

• 14.9 Avg MPG

• Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Apr 2018 • 135 Fuel-ups

  Property of Maverick227

• 11.2 Avg MPG

• 2500HD

  2015 Chevrolet Silverado 2500 HD WT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Aug 2019 • 233 Fuel-ups

  Property of telecomnut

• 14.0 Avg MPG

• Blue Whaler

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Jan 2025 • 5 Fuel-ups

  Property of Dutchman87

• 13.2 Avg MPG

• 2500HD DirtyMax (Country)

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2020 • 276 Fuel-ups

  Property of 2500HDdirtymax

• 14.6 Avg MPG

• Silverado 2500HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Sep 2016 • 695 Fuel-ups

  Property of jghira

• 14.4 Avg MPG

• 15 Silverado

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 4 Speed Extended Crew Cab Pickup
  Added Dec 2017 • 168 Fuel-ups

  Property of JMeadows51

• 13.2 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2025 • 7 Fuel-ups

  Property of doc-1

• 13.3 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2022 • 64 Fuel-ups

  Property of sadiepettyjohn

• 14.7 Avg MPG

• Duramax

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jun 2021 • 215 Fuel-ups

  Property of CruisnCobra

• 16.3 Avg MPG

• Truck

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Jun 2022 • 124 Fuel-ups

  Property of Moore09

• 11.4 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.0L V8 FLEX Automatic 6 Speed
  Added Jan 2021 • 125 Fuel-ups

  Property of tommy1

• 10.9 Avg MPG

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