Based on data from 54 vehicles, 3,296 fuel-ups and 1,293,221 miles of driving, the 2020 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 12.98 with a 0.13 MPG margin of error.

Any Engine Type 6.6L V8 DIESEL (34) 6.6L V8 GAS (20) Any Body Style Crew Cab Pickup (14) Extended Crew Cab Pickup (2) Cab & Chassis - Crew Cab (1) Cab & Chassis - Extended Cab (1) Any Submodel Custom (1) WT (2) High Country (10) LT (19) LTZ (22)

Below you can see a distribution of the fuel-ups with 38 outliers (1.14%) removed.

Following shows the average MPG of each of the 54 vehicles in the system.

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• Truck

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Aug 2020 • 44 Fuel-ups

  Property of Mtnbiker1185

• 13.8 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Jun 2021 • 126 Fuel-ups

  Property of TX-Outlaw

• 13.9 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD High Country 6.6L V8 GAS Automatic 10 Speed
  Added Nov 2022 • 15 Fuel-ups

  Property of jims1911

• 12.3 Avg MPG

• Chevy

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Oct 2021 • 74 Fuel-ups

  Property of Dawgone

• 13.4 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 GAS Automatic 6 Speed
  Added Mar 2020 • 152 Fuel-ups

  Property of Arlinda

• 12.4 Avg MPG

• Big Red

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added May 2022 • 44 Fuel-ups

  Property of kb8sbw

• 13.7 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 10 Speed
  Added Sep 2020 • 117 Fuel-ups

  Property of dbrooks93

• 15.7 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Mar 2020 • 139 Fuel-ups

  Property of FGump

• 13.0 Avg MPG

• Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 10 Speed
  Added Nov 2020 • 32 Fuel-ups

  Property of avengr98

• 15.2 Avg MPG

• Calendar year '23

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Dec 2022 • 8 Fuel-ups

  Property of bfaucett

• 13.2 Avg MPG

• 2020 2500HD LTZ

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed Extended Crew Cab Pickup
  Added Mar 2020 • 79 Fuel-ups

  Property of wtbrowne

• 14.4 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Aug 2020 • 137 Fuel-ups

  Property of lenny31g

• 16.5 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 10 Speed
  Added Sep 2020 • 77 Fuel-ups

  Property of napanoblesville

• 16.1 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD WT 6.6L V8 GAS Automatic 6 Speed
  Added Feb 2020 • 136 Fuel-ups

  Property of Allentreching

• 8.6 Avg MPG

• 2020 Duramax

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 10 Speed
  Added Dec 2020 • 67 Fuel-ups

  Property of usavyadams

• 12.5 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 10 Speed
  Added Jul 2020 • 41 Fuel-ups

  Property of dynomike75

• 15.2 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added May 2021 • 109 Fuel-ups

  Property of baker428

• 12.4 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD WT 6.6L V8 GAS Automatic 10 Speed
  Added Jan 2023 • 4 Fuel-ups

  Property of Raquiot05

• 12.4 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 GAS Automatic 6 Speed
  Added Aug 2020 • 118 Fuel-ups

  Property of tyfren5

• 11.0 Avg MPG

• Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Jul 2020 • 39 Fuel-ups

  Property of emaierhofer

• 13.6 Avg MPG

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