Based on data from 251 vehicles, 19,037 fuel-ups and 6,336,680 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 738 outliers (3.73%) removed.

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

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• 2020 Chev High Country

  2020 Chevrolet Silverado 1500 High Country 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Oct 2024 • 17 Fuel-ups

  Property of rob92266

• 14.1 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LT Trail Boss 6.2L V8 GAS Automatic 10 Speed
  Added May 2023 • 46 Fuel-ups

  Property of DoubleRR

• 11.1 Avg MPG

• Silverado

  2020 Chevrolet Silverado 1500 LT 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Sep 2022 • 205 Fuel-ups

  Property of Rm520

• 23.7 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 8 Speed
  Added May 2023 • 46 Fuel-ups

  Property of scadmes

• 23.3 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LT Trail Boss 5.3L V8 GAS Automatic 10 Speed
  Added Aug 2023 • 55 Fuel-ups

  Property of Redbison

• 15.4 Avg MPG

• 2020 Silverado 3.0l Diesel

  2020 Chevrolet Silverado 1500 LTZ 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Nov 2020 • 142 Fuel-ups

  Property of Bratboy90

• 24.8 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed
  Added Jul 2021 • 40 Fuel-ups

  Property of kuneyr

• 20.3 Avg MPG

• 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 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

• 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

• 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

• 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

• My Silverado 1500

  2020 Chevrolet Silverado 1500 High Country 3.0L L6 DIESEL Automatic 10 Speed
  Added Feb 2024 • 34 Fuel-ups

  Property of unr3al11

• 19.8 Avg MPG

• 2020 Chevrolet Silverado

  2020 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed Crew Cab Pickup
  Added Dec 2023 • 37 Fuel-ups

  Property of 2020DuramaxRST

• 21.5 Avg MPG

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