Based on data from 212 vehicles, 19,390 fuel-ups and 6,955,996 miles of driving, the 2015 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 13.22 with a 0.05 MPG margin of error.

Any Engine Type 6.0L V8 CNG (6) 6.0L V8 FLEX (44) 6.0L V8 GAS (19) 6.6L V8 DIESEL (139) V8 DIESEL (1) V8 GAS (1) Any Body Style Standard Cab Pickup (3) Extended Cab Pickup (10) Crew Cab Pickup (59) Extended Crew Cab Pickup (2) Cab & Chassis - Crew Cab (1) Any Submodel High Country (22) WT (28) LT (67) LTZ (93) Other (2)

Below you can see a distribution of the fuel-ups with 317 outliers (1.61%) removed.

Following shows the average MPG of each of the 212 vehicles in the system.

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• Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Apr 2018 • 123 Fuel-ups

  Property of Maverick227

• 11.3 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2018 • 419 Fuel-ups

  Property of Smokey5826

• 11.4 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2021 • 167 Fuel-ups

  Property of 98sporttj

• 14.3 Avg MPG

• 2500HD DirtyMax (Country)

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2020 • 265 Fuel-ups

  Property of 2500HDdirtymax

• 14.6 Avg MPG

• White Privilege

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2021 • 110 Fuel-ups

  Property of dtalley

• 14.5 Avg MPG

• Chevy

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Oct 2017 • 497 Fuel-ups

  Property of randyemtp

• 13.6 Avg MPG

• Silverado 2500HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Sep 2016 • 683 Fuel-ups

  Property of jghira

• 14.5 Avg MPG

• 2015 Duramax

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jan 2017 • 368 Fuel-ups

  Property of bcschmidt2

• 15.7 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2022 • 48 Fuel-ups

  Property of sadiepettyjohn

• 14.9 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.0L V8 FLEX Automatic 6 Speed
  Added Jan 2021 • 118 Fuel-ups

  Property of tommy1

• 11.5 Avg MPG

• 2015 Silverado 2500

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Aug 2019 • 501 Fuel-ups

  Property of bl78ljb

• 9.2 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Feb 2024 • 69 Fuel-ups

  Property of WizFam6

• 11.9 Avg MPG

• 15 Silverado

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 4 Speed Extended Crew Cab Pickup
  Added Dec 2017 • 167 Fuel-ups

  Property of JMeadows51

• 13.2 Avg MPG

• Black Betty

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2016 • 954 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 Nov 2018 • 164 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 • 341 Fuel-ups

  Property of mgraham42

• 17.0 Avg MPG

• 2015 Chevrolet Silverado 2500HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Apr 2016 • 205 Fuel-ups

  Property of snippy

• 10.5 Avg MPG

• VADER

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Dec 2021 • 152 Fuel-ups

  Property of crow

• 15.8 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Jul 2019 • 167 Fuel-ups

  Property of bc24cfd2

• 11.8 Avg MPG

• Truck

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Mar 2017 • 207 Fuel-ups

  Property of dreksnot

• 10.9 Avg MPG

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