Based on data from 25 vehicles, 2,080 fuel-ups and 611,908 miles of driving, the 2018 Chevrolet Silverado 3500 HD gets a combined Avg MPG of 12.18 with a 0.16 MPG margin of error.

Any Engine Type 6.0L V8 FLEX (1) 6.0L V8 GAS (2) 6.6L V8 DIESEL (20) Any Body Style Crew Cab Pickup (3) Any Submodel WT (2) LT (3) LTZ (9) High Country (11)

Below you can see a distribution of the fuel-ups with 8 outliers (0.38%) removed.

Following shows the average MPG of each of the 25 vehicles in the system.

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• My Silverado 3500 HD

  2018 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Dec 2019 • 41 Fuel-ups

  Property of rmoore0852

• 13.8 Avg MPG

• 2018 Chevy Pickup

  2018 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2020 • 12 Fuel-ups

  Property of JLModer2

• 15.7 Avg MPG

• LoonyTruck - '18 Silverado 3500

  2018 Chevrolet Silverado 3500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Jul 2018 • 100 Fuel-ups

  Property of sargenthp

• 14.3 Avg MPG

• My Silverado 3500 HD

  2018 Chevrolet Silverado 3500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Dec 2020 • 96 Fuel-ups

  Property of Derril

• 11.9 Avg MPG

• 62801

  2018 Chevrolet Silverado 3500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2018 • 404 Fuel-ups

  Property of Hirail_Harold

• 13.3 Avg MPG

• My Silverado 3500 HD

  2018 Chevrolet Silverado 3500 HD WT 6.0L V8 GAS Automatic 6 Speed
  Added Aug 2019 • 78 Fuel-ups

  Property of white_kassil

• 8.9 Avg MPG

• My Silverado 3500 HD

  2018 Chevrolet Silverado 3500 HD High Country
  Added Aug 2019 • 129 Fuel-ups

  Property of Grewatso

• 11.8 Avg MPG

• My Silverado 3500 HD

  2018 Chevrolet Silverado 3500 HD LTZ 6.0L V8 FLEX Automatic 6 Speed
  Added Jan 2021 • 10 Fuel-ups

  Property of kcfire

• 13.1 Avg MPG

• My Silverado 3500 HD

  2018 Chevrolet Silverado 3500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Feb 2018 • 175 Fuel-ups

  Property of cleatus

• 12.3 Avg MPG

• 1 Ton

  2018 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2017 • 85 Fuel-ups

  Property of UGOT5N1P3D

• 14.6 Avg MPG

• Silverado

  2018 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Aug 2019 • 81 Fuel-ups

  Property of julianwarren2

• 14.4 Avg MPG

• Silverado

  2018 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
  Added Feb 2019 • 80 Fuel-ups

  Property of TheRougeNugget

• 15.3 Avg MPG

• My Silverado 3500 HD

  2018 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2018 • 69 Fuel-ups

  Property of kacey

• 11.7 Avg MPG

• Brown Sugar

  2018 Chevrolet Silverado 3500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Mar 2018 • 82 Fuel-ups

  Property of TPAW

• 14.5 Avg MPG

• My Silverado 3500 HD

  2018 Chevrolet Silverado 3500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2018 • 47 Fuel-ups

  Property of xrayman

• 17.1 Avg MPG

• High Country Silverado 3500 HD

  2018 Chevrolet Silverado 3500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Jun 2018 • 91 Fuel-ups

  Property of voylesjake

• 15.8 Avg MPG

• 2018 Chevy Dually

  2018 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 6 Speed
  Added Feb 2018 • 310 Fuel-ups

  Property of roper7

• 13.1 Avg MPG

• 2018 Silverado 3500 HD

  2018 Chevrolet Silverado 3500 HD WT 6.6L V8 DIESEL Automatic 6 Speed
  Added May 2018 • 219 Fuel-ups

  Property of ascholes

• 9.9 Avg MPG

• My Silverado 3500 HD

  2018 Chevrolet Silverado 3500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2018 • 26 Fuel-ups

  Property of Straykat

• 16.8 Avg MPG

• My Silverado 3500 HD

  2018 Chevrolet Silverado 3500 HD High Country 6.6L V8 DIESEL Automatic 6 Speed
  Added Oct 2017 • 60 Fuel-ups

  Property of rottenapple100

• 9.3 Avg MPG

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