Based on data from 70 vehicles, 6,022 fuel-ups and 2,228,636 miles of driving, the 2020 Chevrolet Silverado 2500 HD gets a combined Avg MPG of 12.99 with a 0.10 MPG margin of error.

Any Engine Type 6.6L V8 DIESEL (47) 6.6L V8 GAS (23) Any Body Style Crew Cab Pickup (18) Extended Crew Cab Pickup (1) Cab & Chassis - Crew Cab (1) Cab & Chassis - Extended Cab (1) Any Submodel Custom (1) WT (2) High Country (15) LT (20) LTZ (32)

Below you can see a distribution of the fuel-ups with 79 outliers (1.29%) removed.

Following shows the average MPG of each of the 70 vehicles in the system.

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• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 10 Speed
  Added Sep 2020 • 200 Fuel-ups

  Property of napanoblesville

• 15.3 Avg MPG

• Kurt’s Truck

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 GAS Automatic 6 Speed
  Added Jul 2023 • 93 Fuel-ups

  Property of rockchalkjayhawks

• 10.9 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Oct 2024 • 40 Fuel-ups

  Property of williamsm5813

• 13.6 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Jun 2021 • 285 Fuel-ups

  Property of TX-Outlaw

• 13.7 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD High Country 6.6L V8 GAS Automatic 10 Speed
  Added Nov 2022 • 165 Fuel-ups

  Property of jims1911

• 12.3 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 GAS Automatic 6 Speed
  Added Mar 2020 • 286 Fuel-ups

  Property of Arlinda

• 12.7 Avg MPG

• Truck

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Aug 2020 • 168 Fuel-ups

  Property of Mtnbiker1185

• 14.0 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Mar 2020 • 257 Fuel-ups

  Property of FGump

• 13.0 Avg MPG

• Chevy

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 GAS Automatic 6 Speed Crew Cab Pickup
  Added Oct 2021 • 216 Fuel-ups

  Property of Dawgone

• 13.2 Avg MPG

• 2020 Duramax

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 10 Speed
  Added Dec 2020 • 134 Fuel-ups

  Property of usavyadams

• 12.5 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD WT 6.6L V8 GAS Automatic 6 Speed
  Added Feb 2020 • 231 Fuel-ups

  Property of Allentreching

• 8.7 Avg MPG

• Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD High Country 6.6L V8 DIESEL Automatic 10 Speed
  Added Sep 2023 • 4 Fuel-ups

  Property of BillSuth

• 6.0 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Aug 2024 • 47 Fuel-ups

  Property of BPowAT4HD

• 15.7 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Mar 2024 • 36 Fuel-ups

  Property of Risser

• 14.5 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 GAS Automatic 6 Speed
  Added Jan 2024 • 52 Fuel-ups

  Property of BoomJBJ

• 10.6 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 GAS Automatic 6 Speed
  Added Apr 2025 • 117 Fuel-ups

  Property of jwmisco

• 9.3 Avg MPG

• My Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 GAS Automatic 6 Speed
  Added Jun 2021 • 81 Fuel-ups

  Property of hagenet

• 9.4 Avg MPG

• Silverado 2500 HD

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed
  Added Jul 2020 • 74 Fuel-ups

  Property of emaierhofer

• 13.6 Avg MPG

• Charro

  2020 Chevrolet Silverado 2500 HD LT 6.6L V8 DIESEL Automatic 6 Speed
  Added Sep 2020 • 64 Fuel-ups

  Property of adamr006

• 17.4 Avg MPG

• Duramax

  2020 Chevrolet Silverado 2500 HD LTZ 6.6L V8 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jan 2025 • 270 Fuel-ups

  Property of poludy

• 17.6 Avg MPG

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