Based on data from 212 vehicles, 18,755 fuel-ups and 6,752,616 miles of driving, the 2015 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 13.23 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 305 outliers (1.60%) removed.

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

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• 15 Silverado

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 4 Speed Extended Crew Cab Pickup
  Added Dec 2017 • 159 Fuel-ups

  Property of JMeadows51

• 13.2 Avg MPG

• Chevy

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Oct 2017 • 480 Fuel-ups

  Property of randyemtp

• 13.7 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed
  Added Feb 2024 • 18 Fuel-ups

  Property of WizFam6

• 11.7 Avg MPG

• Shorty

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2023 • 34 Fuel-ups

  Property of pilotchuckles

• 13.3 Avg MPG

• bk-truck

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Mar 2019 • 333 Fuel-ups

  Property of bckasik

• 15.8 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jun 2023 • 21 Fuel-ups

  Property of jonpittman82

• 11.6 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2021 • 137 Fuel-ups

  Property of 98sporttj

• 14.1 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.0L V8 FLEX Automatic 6 Speed
  Added Jan 2021 • 100 Fuel-ups

  Property of tommy1

• 10.7 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD WT 6.0L V8 CNG Automatic 6 Speed
  Added Jun 2023 • 43 Fuel-ups

  Property of humulus

• 13.3 Avg MPG

• GMC 2500HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.0L V8 FLEX Automatic 6 Speed
  Added Mar 2017 • 253 Fuel-ups

  Property of Studrooster

• 12.3 Avg MPG

• 2015 Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2017 • 13 Fuel-ups

  Property of healeyho

• 9.3 Avg MPG

• Truck 22 LG

  2015 Chevrolet Silverado 2500 HD WT 6.0L V8 GAS Automatic 6 Speed Standard Cab Pickup
  Added Jun 2020 • 80 Fuel-ups

  Property of gprp

• 12.5 Avg MPG

• Silverado 2500

  2015 Chevrolet Silverado 2500 HD LTZ 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Mar 2024 • 6 Fuel-ups

  Property of sleestack

• 9.5 Avg MPG

• VADER

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Dec 2021 • 141 Fuel-ups

  Property of crow

• 16.0 Avg MPG

• 2015 Silverado

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Apr 2019 • 145 Fuel-ups

  Property of Kiddj621

• 12.5 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Aug 2016 • 64 Fuel-ups

  Property of jhornick

• 15.7 Avg MPG

• DEF Black Betty

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2019 • 33 Fuel-ups

  Property of juando75

• 698.1 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2015 • 260 Fuel-ups

  Property of jesagal

• 14.3 Avg MPG

• Duramax

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Oct 2015 • 200 Fuel-ups

  Property of Kid6725

• 16.0 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2021 • 231 Fuel-ups

  Property of milkman8140455

• 12.4 Avg MPG

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