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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• Blue NRCS Chevy

  2020 Chevrolet Silverado 1500 Custom 5.3L V8 FLEX Automatic 6 Speed Crew Cab Pickup
  Added Sep 2020 • 150 Fuel-ups

  Property of SwanTy

• 14.5 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 High Country 6.2L V8 GAS Automatic 10 Speed
  Added Aug 2020 • 162 Fuel-ups

  Property of punksrfr

• 16.8 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 RST 5.3L V8 GAS Automatic 8 Speed
  Added Jan 2020 • 131 Fuel-ups

  Property of Clifford_Jacobson

• 16.0 Avg MPG

• Chevy

  2020 Chevrolet Silverado 1500 LTZ 6.2L V8 GAS Automatic 10 Speed
  Added Dec 2023 • 28 Fuel-ups

  Property of DirtyBigger

• 18.6 Avg MPG

• 2020 SILVERADO

  2020 Chevrolet Silverado 1500 LTZ 5.3L V8 GAS
  Added Dec 2023 • 224 Fuel-ups

  Property of spunk32

• 20.3 Avg MPG

• Steel Silverado 1500

  2020 Chevrolet Silverado 1500 LTZ 5.3L V8 GAS Automatic 8 Speed
  Added Jan 2023 • 146 Fuel-ups

  Property of BigDave44

• 18.5 Avg MPG

• My Sliverado

  2020 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed
  Added Feb 2022 • 69 Fuel-ups

  Property of mikenuse

• 19.5 Avg MPG

• My Silverado 1500

  2020 Chevrolet Silverado 1500 WT 5.3L V8 GAS Automatic 6 Speed
  Added Jul 2020 • 413 Fuel-ups

  Property of bchappell

• 16.7 Avg MPG

• Trail Boss

  2020 Chevrolet Silverado 1500 LT Trail Boss 6.2L V8 GAS Automatic 10 Speed Crew Cab Pickup
  Added Jun 2022 • 99 Fuel-ups

  Property of claybo7

• 16.0 Avg MPG

• Silverado

  2020 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed Crew Cab Pickup
  Added Mar 2022 • 135 Fuel-ups

  Property of AnacortesArmyGuy

• 16.6 Avg MPG

• 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

• Silverado RST

  2020 Chevrolet Silverado 1500 RST 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2022 • 122 Fuel-ups

  Property of redforman20

• 22.8 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

• My Silverado 1500

  2020 Chevrolet Silverado 1500 LTZ 5.3L V8 GAS Automatic 8 Speed
  Added Jul 2020 • 136 Fuel-ups

  Property of kevin16560

• 17.3 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

• 2020 Silverado

  2020 Chevrolet Silverado 1500 LT 5.3L V8 GAS Automatic 8 Speed Extended Cab Pickup
  Added Apr 2024 • 50 Fuel-ups

  Property of TinyFlames

• 19.9 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

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