Based on data from 214 vehicles, 19,767 fuel-ups and 7,071,984 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 (139) 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 (93) Other (2)

Below you can see a distribution of the fuel-ups with 323 outliers (1.61%) removed.

Following shows the average MPG of each of the 214 vehicles in the system.

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• Black Betty

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2016 • 998 Fuel-ups

  Property of juando75

• 11.1 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2023 • 53 Fuel-ups

  Property of aircowboy2008

• 16.9 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2022 • 72 Fuel-ups

  Property of sadiepettyjohn

• 14.5 Avg MPG

• Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Apr 2018 • 140 Fuel-ups

  Property of Maverick227

• 11.4 Avg MPG

• 15 Silverado

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 4 Speed Extended Crew Cab Pickup
  Added Dec 2017 • 170 Fuel-ups

  Property of JMeadows51

• 13.2 Avg MPG

• 2500HD DirtyMax (Country)

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2020 • 284 Fuel-ups

  Property of 2500HDdirtymax

• 14.5 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2018 • 444 Fuel-ups

  Property of Smokey5826

• 11.3 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2025 • 20 Fuel-ups

  Property of doc-1

• 13.3 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Jul 2019 • 177 Fuel-ups

  Property of bc24cfd2

• 11.8 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2019 • 362 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 Jun 2023 • 28 Fuel-ups

  Property of camsloop

• 17.0 Avg MPG

• Chevy

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Oct 2017 • 516 Fuel-ups

  Property of randyemtp

• 13.6 Avg MPG

• White Privilege

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2021 • 123 Fuel-ups

  Property of dtalley

• 14.6 Avg MPG

• bk-truck

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2019 • 380 Fuel-ups

  Property of bckasik

• 15.3 Avg MPG

• Truck

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Jun 2022 • 134 Fuel-ups

  Property of Moore09

• 11.4 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Feb 2024 • 94 Fuel-ups

  Property of WizFam6

• 12.1 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jun 2023 • 39 Fuel-ups

  Property of jonpittman82

• 11.7 Avg MPG

• Silverado 2500HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Sep 2016 • 701 Fuel-ups

  Property of jghira

• 14.4 Avg MPG

• 2015 Silverado 2500

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Aug 2019 • 508 Fuel-ups

  Property of bl78ljb

• 9.4 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2021 • 184 Fuel-ups

  Property of 98sporttj

• 14.1 Avg MPG

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