Based on data from 212 vehicles, 19,484 fuel-ups and 6,983,736 miles of driving, the 2015 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 13.21 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 316 outliers (1.60%) removed.

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

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• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.0L V8 FLEX Automatic 6 Speed
  Added Jan 2021 • 119 Fuel-ups

  Property of tommy1

• 10.8 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2018 • 330 Fuel-ups

  Property of LeePPaulson

• 13.8 Avg MPG

• Black Betty

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2016 • 972 Fuel-ups

  Property of juando75

• 11.0 Avg MPG

• White Privilege

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2021 • 113 Fuel-ups

  Property of dtalley

• 14.5 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2019 • 346 Fuel-ups

  Property of mgraham42

• 17.0 Avg MPG

• Chevy

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Oct 2017 • 503 Fuel-ups

  Property of randyemtp

• 13.6 Avg MPG

• Truck

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Jun 2022 • 113 Fuel-ups

  Property of Moore09

• 11.5 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2018 • 425 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 Jul 2015 • 265 Fuel-ups

  Property of jesagal

• 14.3 Avg MPG

• Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Apr 2018 • 127 Fuel-ups

  Property of Maverick227

• 11.3 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2021 • 171 Fuel-ups

  Property of 98sporttj

• 14.2 Avg MPG

• Silverado 2500HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Sep 2016 • 687 Fuel-ups

  Property of jghira

• 14.5 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Feb 2024 • 76 Fuel-ups

  Property of WizFam6

• 11.9 Avg MPG

• VADER

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Dec 2021 • 154 Fuel-ups

  Property of crow

• 15.8 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2018 • 168 Fuel-ups

  Property of DMAXX1810

• 14.9 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2022 • 54 Fuel-ups

  Property of sadiepettyjohn

• 14.5 Avg MPG

• Truck 22 LG -V

  2015 Chevrolet Silverado 2500 HD WT 6.0L V8 GAS Automatic 6 Speed Standard Cab Pickup
  Added Jun 2020 • 84 Fuel-ups

  Property of gprp

• 12.4 Avg MPG

• 2015 Duramax

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jan 2017 • 371 Fuel-ups

  Property of bcschmidt2

• 15.6 Avg MPG

• 2500HD

  2015 Chevrolet Silverado 2500 HD WT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Aug 2019 • 230 Fuel-ups

  Property of telecomnut

• 14.0 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Jul 2019 • 169 Fuel-ups

  Property of bc24cfd2

• 11.8 Avg MPG

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