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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• Shelby’s Silverado 1500

  2020 Chevrolet Silverado 1500 Custom 2.7L L4 GAS Automatic 6 Speed
  Added Jul 2021 • 95 Fuel-ups

  Property of shelbymckiss

• 20.8 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LT Trail Boss 6.2L V8 GAS Automatic 10 Speed
  Added Oct 2023 • 55 Fuel-ups

  Property of boosted_teg

• 13.1 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 RST 2.7L L4 GAS Automatic 10 Speed
  Added Dec 2023 • 65 Fuel-ups

  Property of joehaa

• 24.1 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 RST 5.3L V8 GAS Automatic 8 Speed
  Added Dec 2020 • 57 Fuel-ups

  Property of gigliotti22

• 16.9 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2023 • 46 Fuel-ups

  Property of 2020Duramax

• 25.8 Avg MPG

• 2020 Babymax

  2020 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Oct 2024 • 5 Fuel-ups

  Property of tritz4

• 24.0 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 RST 5.3L V8 GAS Automatic 10 Speed
  Added Mar 2023 • 75 Fuel-ups

  Property of boomertaco8

• 15.5 Avg MPG

• Silverado 1500

  2020 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 19 Fuel-ups

  Property of nicktaylor37

• 27.1 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2021 • 84 Fuel-ups

  Property of crashanburn

• 27.3 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8 GAS Automatic 10 Speed
  Added Jul 2022 • 184 Fuel-ups

  Property of dbronzo

• 17.7 Avg MPG

• Silverado 1500 RST

  2020 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed
  Added Dec 2022 • 59 Fuel-ups

  Property of Olympus

• 25.3 Avg MPG

• 2020 Cajun Red

  2020 Chevrolet Silverado 1500 LT Z71 V8 GAS
  Added Jun 2023 • 101 Fuel-ups

  Property of Leifandmindy

• 17.7 Avg MPG

• Silverado

  2020 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Sep 2023 • 13 Fuel-ups

  Property of Dycokac

• 27.1 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed
  Added Dec 2022 • 4 Fuel-ups

  Property of Dnkorn

• 15.3 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2020 • 191 Fuel-ups

  Property of jodyjay

• 26.5 Avg MPG

• Chevy Z71 (Ella)

  2020 Chevrolet Silverado 1500 LTZ 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2021 • 104 Fuel-ups

  Property of mamith1983

• 21.9 Avg MPG

• 2020 Chevy 1500 3.0 Diesel LTZ 4X4

  2020 Chevrolet Silverado 1500 LTZ 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added May 2020 • 189 Fuel-ups

  Property of dblplay

• 21.5 Avg MPG

• Little Red 2

  2020 Chevrolet Silverado 1500 LTZ 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Feb 2022 • 210 Fuel-ups

  Property of Iceman440

• 23.7 Avg MPG

• Chevy Silverado Trail Boss

  2020 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8 GAS Automatic 10 Speed
  Added Sep 2022 • 139 Fuel-ups

  Property of bspurs

• 17.4 Avg MPG

• Silverado

  2020 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Mar 2021 • 135 Fuel-ups

  Property of stretchpants

• 21.9 Avg MPG

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