Based on data from 21 vehicles, 468 fuel-ups and 187,945 miles of driving, the 2020 Chevrolet Silverado 3500 HD gets a combined Avg MPG of 14.08 with a 0.39 MPG margin of error.

Any Engine Type 6.6L V8 DIESEL (20) Any Body Style Crew Cab Pickup (7) Any Submodel LT (6) High Country (6) LTZ (9)

Below you can see a distribution of the fuel-ups with 6 outliers (1.27%) removed.

Following shows the average MPG of each of the 21 vehicles in the system.

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• Betty the Yeti

  2020 Chevrolet Silverado 3500 HD LT 6.6L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Dec 2020 • 16 Fuel-ups

  Property of DieselDarrel

• 14.6 Avg MPG

• White Truck

  2020 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jul 2020 • 25 Fuel-ups

  Property of mjbatch69

• 17.3 Avg MPG

• Silverado 3500HD

  2020 Chevrolet Silverado 3500 HD High Country 6.6L V8 DIESEL Automatic 10 Speed
  Added Mar 2020 • 57 Fuel-ups

  Property of firstascent

• 11.3 Avg MPG

• My Silverado 3500 HD

  2020 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Jan 2020 • 82 Fuel-ups

  Property of whidbeyrob

• 16.0 Avg MPG

• My Silverado 3500 HD

  2020 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Jul 2020 • 23 Fuel-ups

  Property of randy68d

• 14.2 Avg MPG

• Big Blue

  2020 Chevrolet Silverado 3500 HD LT 6.6L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Oct 2020 • 14 Fuel-ups

  Property of theHarv3s

• 13.6 Avg MPG

• My Silverado 3500 HD

  2020 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Mar 2021 • 7 Fuel-ups

  Property of redraider417

• 18.8 Avg MPG

• My Silverado 3500 HD

  2020 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Sep 2020 • 29 Fuel-ups

  Property of 454navyss

• 14.5 Avg MPG

• Silverado 3500

  2020 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Aug 2020 • 24 Fuel-ups

  Property of c89dan

• 14.6 Avg MPG

• 2020 Silverado 3500 HD

  2020 Chevrolet Silverado 3500 HD High Country
  Added Apr 2020 • 30 Fuel-ups

  Property of dlav_ca

• 13.0 Avg MPG

• Beast

  2020 Chevrolet Silverado 3500 HD LT 6.6L V8 DIESEL Automatic 10 Speed
  Added Jul 2020 • 19 Fuel-ups

  Property of zwtselio

• 13.6 Avg MPG

• My Silverado 3500 HD

  2020 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Nov 2020 • 7 Fuel-ups

  Property of ledfoot99

• 16.4 Avg MPG

• 20BlackDuramax

  2020 Chevrolet Silverado 3500 HD LT 6.6L V8 DIESEL Automatic 10 Speed
  Added Apr 2020 • 17 Fuel-ups

  Property of blackduramax

• 12.0 Avg MPG

• My Silverado 3500 HD

  2020 Chevrolet Silverado 3500 HD High Country 6.6L V8 DIESEL Automatic 10 Speed
  Added Oct 2020 • 14 Fuel-ups

  Property of austinandbrit02

• 13.8 Avg MPG

• Silverado 3500 HD

  2020 Chevrolet Silverado 3500 HD LT 6.6L V8 DIESEL Automatic 10 Speed
  Added Jul 2020 • 20 Fuel-ups

  Property of darilth

• 18.3 Avg MPG

• 2020 Silverado

  2020 Chevrolet Silverado 3500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added May 2020 • 21 Fuel-ups

  Property of bearce1980

• 16.9 Avg MPG

• 2020 Silverado 3500 (36 Gal)

  2020 Chevrolet Silverado 3500 HD High Country 6.6L V8 DIESEL Automatic 10 Speed
  Added Aug 2020 • 17 Fuel-ups

  Property of wires57

• 14.0 Avg MPG

• My Silverado 3500 HD

  2020 Chevrolet Silverado 3500 HD High Country 6.6L V8 DIESEL Automatic 10 Speed
  Added Jul 2020 • 19 Fuel-ups

  Property of richmanmh

• 12.9 Avg MPG

• My Silverado 3500 HD

  2020 Chevrolet Silverado 3500 HD High Country 6.6L V8 DIESEL Automatic 10 Speed
  Added Feb 2020 • 40 Fuel-ups

  Property of sawtelsc

• 15.8 Avg MPG

• Cherry 1 Owner

  2020 Chevrolet Silverado 3500 HD LT 6.6L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Apr 2020 • 31 Fuel-ups

  Property of Jbittle1

• 7.7 Avg MPG

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