Based on data from 189 vehicles, 14,354 fuel-ups and 5,374,634 miles of driving, the 2015 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 13.26 with a 0.06 MPG margin of error.

Any Engine Type 6.0L V8 CNG (5) 6.0L V8 FLEX (42) 6.0L V8 GAS (15) 6.6L V8 DIESEL (123) V8 DIESEL (1) V8 GAS (1) Any Body Style Standard Cab Pickup (2) Extended Cab Pickup (9) Crew Cab Pickup (55) Extended Crew Cab Pickup (2) Cab & Chassis - Crew Cab (1) Any Submodel High Country (18) WT (23) LT (61) LTZ (85) Other (2)

Below you can see a distribution of the fuel-ups with 250 outliers (1.71%) removed.

Following shows the average MPG of each of the 189 vehicles in the system.

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• Duramax

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Oct 2015 • 143 Fuel-ups

  Property of Kid6725

• 16.1 Avg MPG

• Silverado 2500 HD High Country

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2017 • 172 Fuel-ups

  Property of DieselCruze14

• 13.3 Avg MPG

• 2500HD

  2015 Chevrolet Silverado 2500 HD WT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Aug 2019 • 113 Fuel-ups

  Property of telecomnut

• 12.9 Avg MPG

• Silverado 2500HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Sep 2016 • 483 Fuel-ups

  Property of jghira

• 14.3 Avg MPG

• Duramax

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2020 • 252 Fuel-ups

  Property of dalebra

• 14.2 Avg MPG

• 2015 Duramax

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2017 • 215 Fuel-ups

  Property of bcschmidt2

• 16.0 Avg MPG

• 2015 Silverado 2500

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Aug 2019 • 287 Fuel-ups

  Property of bl78ljb

• 9.3 Avg MPG

• Daisy

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Oct 2017 • 148 Fuel-ups

  Property of Wookie030

• 13.8 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2019 • 124 Fuel-ups

  Property of mgraham42

• 16.5 Avg MPG

• Hulk

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jan 2021 • 20 Fuel-ups

  Property of jrmarks05

• 15.0 Avg MPG

• Chevy

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Oct 2017 • 361 Fuel-ups

  Property of randyemtp

• 13.4 Avg MPG

• Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Apr 2018 • 80 Fuel-ups

  Property of Maverick227

• 12.7 Avg MPG

• GMC 2500HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.0L V8 FLEX Automatic 6 Speed
  Added Mar 2017 • 219 Fuel-ups

  Property of Studrooster

• 12.3 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2018 • 177 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 Jan 2018 • 190 Fuel-ups

  Property of LeePPaulson

• 14.1 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jun 2015 • 253 Fuel-ups

  Property of redhawk44

• 15.5 Avg MPG

• Silverado

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Apr 2021 • 87 Fuel-ups

  Property of mcycjim

• 13.1 Avg MPG

• 2015 Silverado

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Apr 2019 • 85 Fuel-ups

  Property of Kiddj621

• 13.1 Avg MPG

• 2500 HD w 5th wheel

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2017 • 134 Fuel-ups

  Property of motorcyclekelly

• 10.5 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.0L V8 FLEX Automatic 6 Speed
  Added Jan 2021 • 20 Fuel-ups

  Property of tommy1

• 11.0 Avg MPG

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