Based on data from 199 vehicles, 16,058 fuel-ups and 5,922,044 miles of driving, the 2015 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 13.28 with a 0.06 MPG margin of error.

Any Engine Type 6.0L V8 CNG (5) 6.0L V8 FLEX (43) 6.0L V8 GAS (15) 6.6L V8 DIESEL (132) V8 DIESEL (1) V8 GAS (1) Any Body Style Standard Cab Pickup (3) Extended Cab Pickup (10) Crew Cab Pickup (57) Extended Crew Cab Pickup (2) Cab & Chassis - Crew Cab (1) Any Submodel High Country (21) WT (24) LT (63) LTZ (89) Other (2)

Below you can see a distribution of the fuel-ups with 270 outliers (1.65%) removed.

Following shows the average MPG of each of the 199 vehicles in the system.

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• Dad’s G Ride

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2022 • 19 Fuel-ups

  Property of TClan

• 14.1 Avg MPG

• Silverado 2500HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Sep 2016 • 559 Fuel-ups

  Property of jghira

• 14.4 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Feb 2020 • 126 Fuel-ups

  Property of jwhite071286

• 14.9 Avg MPG

• White Privilege

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2021 • 44 Fuel-ups

  Property of dtalley

• 15.0 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 CNG Automatic 6 Speed
  Added May 2021 • 93 Fuel-ups

  Property of hunterk

• 12.0 Avg MPG

• Black Betty

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2016 • 728 Fuel-ups

  Property of juando75

• 10.7 Avg MPG

• 2015 Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2022 • 4 Fuel-ups

  Property of NeAviator

• 13.1 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jan 2021 • 164 Fuel-ups

  Property of milkman8140455

• 12.4 Avg MPG

• Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Nov 2019 • 105 Fuel-ups

  Property of leroygrilliot

• 12.0 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Nov 2019 • 203 Fuel-ups

  Property of mgraham42

• 16.7 Avg MPG

• 2015 Duramax

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Apr 2019 • 86 Fuel-ups

  Property of halflenny

• 14.0 Avg MPG

• Ol PUTT PUTT

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Jan 2016 • 206 Fuel-ups

  Property of BOWZ

• 15.5 Avg MPG

• 2015 Silverado

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Apr 2019 • 124 Fuel-ups

  Property of Kiddj621

• 12.8 Avg MPG

• Chevy

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Oct 2017 • 422 Fuel-ups

  Property of randyemtp

• 13.8 Avg MPG

• My Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Jun 2019 • 62 Fuel-ups

  Property of rjs1993

• 13.8 Avg MPG

• Truck

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Mar 2017 • 142 Fuel-ups

  Property of dreksnot

• 11.2 Avg MPG

• 2015 Silverado 2500

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Aug 2019 • 366 Fuel-ups

  Property of bl78ljb

• 9.2 Avg MPG

• Silverado

  2015 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Oct 2015 • 227 Fuel-ups

  Property of danbrew

• 14.9 Avg MPG

• Duramax

  2015 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2020 • 317 Fuel-ups

  Property of dalebra

• 13.9 Avg MPG

• Silverado 2500 HD

  2015 Chevrolet Silverado 2500 HD LT 6.0L V8 FLEX Automatic 6 Speed
  Added Apr 2018 • 89 Fuel-ups

  Property of Maverick227

• 11.1 Avg MPG

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