Based on data from 251 vehicles, 18,989 fuel-ups and 6,319,989 miles of driving, the 2020 Chevrolet Silverado 1500 gets a combined Avg MPG of 18.21 with a 0.08 MPG margin of error.

Any Engine Type 2.7L L4 GAS (20) 3.0L L6 DIESEL (85) 4.3L V6 GAS (11) 5.3L V8 FLEX (3) 5.3L V8 GAS (108) 6.2L V8 GAS (21) V8 GAS (3) Any Body Style Extended Cab Pickup (7) Crew Cab Pickup (81) Any Submodel Cab Reg (1) WT (3) Custom Trail Boss (7) High Country (20) Custom (22) LT Trail Boss (33) LTZ (40) LT (61) RST (63) Other (1)

Below you can see a distribution of the fuel-ups with 737 outliers (3.74%) removed.

Following shows the average MPG of each of the 251 vehicles in the system.

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• Silverado

  2020 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Jun 2023 • 24 Fuel-ups

  Property of Albertl78

• 18.9 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed
  Added Feb 2020 • 238 Fuel-ups

  Property of k78stuff

• 16.7 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8 GAS Automatic 10 Speed
  Added Sep 2023 • 59 Fuel-ups

  Property of darkfader

• 15.2 Avg MPG

• Trail Boss LT

  2020 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Dec 2023 • 18 Fuel-ups

  Property of Coal

• 16.7 Avg MPG

• Trail Boss Custom

  2020 Chevrolet Silverado 1500 Custom Trail Boss 5.3L V8 GAS Automatic 6 Speed
  Added Jun 2023 • 58 Fuel-ups

  Property of waltercross

• 14.6 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 RST 2.7L L4 GAS Automatic 10 Speed
  Added Dec 2020 • 164 Fuel-ups

  Property of ddownton1

• 16.4 Avg MPG

• Sandy

  2020 Chevrolet Silverado 1500 RST 5.3L V8 GAS Automatic 8 Speed
  Added Sep 2020 • 133 Fuel-ups

  Property of Motor301

• 16.9 Avg MPG

• Redhot6.2

  2020 Chevrolet Silverado 1500 RST 5.3L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Aug 2020 • 38 Fuel-ups

  Property of lhyder1

• 18.9 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 RST 5.3L V8 GAS Automatic 8 Speed
  Added Oct 2023 • 5 Fuel-ups

  Property of jaysond

• 16.2 Avg MPG

• Chevy Silverado 1500 4x4

  2020 Chevrolet Silverado 1500 WT 5.3L V8 GAS Automatic 6 Speed
  Added Oct 2020 • 174 Fuel-ups

  Property of garrettgraham10

• 18.4 Avg MPG

• Slik

  2020 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Feb 2021 • 95 Fuel-ups

  Property of HyperMax

• 28.6 Avg MPG

• Kight Rider II

  2020 Chevrolet Silverado 1500 LT Trail Boss 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Sep 2020 • 118 Fuel-ups

  Property of D33nav

• 13.0 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LT Trail Boss 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Apr 2022 • 96 Fuel-ups

  Property of scrumb1872

• 17.4 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 Custom 4.3L V6 GAS Automatic 6 Speed
  Added Jul 2020 • 121 Fuel-ups

  Property of robmiller2

• 17.6 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed
  Added Apr 2021 • 356 Fuel-ups

  Property of josamdahl

• 15.1 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2022 • 28 Fuel-ups

  Property of vipsa

• 22.4 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed
  Added Jul 2022 • 25 Fuel-ups

  Property of claude83

• 13.6 Avg MPG

• FarleyTrucl

  2020 Chevrolet Silverado 1500 LTZ 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Jun 2020 • 335 Fuel-ups

  Property of jonathonfarley

• 15.6 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 RST 5.3L V8 GAS Automatic 8 Speed
  Added Jun 2023 • 7 Fuel-ups

  Property of Aj14

• 17.0 Avg MPG

• Lisa

  2020 Chevrolet Silverado 1500 Custom 2.7L L4 GAS Automatic 8 Speed
  Added Apr 2020 • 243 Fuel-ups

  Property of hoghunter901

• 15.3 Avg MPG

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