Based on data from 17 vehicles, 946 fuel-ups and 331,474 miles of driving, the 2020 Chevrolet Suburban gets a combined Avg MPG of 14.83 with a 0.28 MPG margin of error.

Any Engine Type 5.3L V8 FLEX (7) 5.3L V8 GAS (5) 6.2L V8 FLEX (1) 6.2L V8 GAS (1) Any Body Style Sport Utility (3) Any Submodel LS (1) Premier (5) LT (11)

Below you can see a distribution of the fuel-ups with 18 outliers (1.87%) removed.

Following shows the average MPG of each of the 17 vehicles in the system.

• Suburban

  2020 Chevrolet Suburban Premier 5.3L V8 FLEX Automatic 10 Speed
  Added Mar 2023 • 89 Fuel-ups

  Property of pldickens22

• 18.3 Avg MPG

• Dirty Burb

  2020 Chevrolet Suburban LT 5.3L V8 GAS Automatic 6 Speed
  Added Jul 2024 • 26 Fuel-ups

  Property of Squid_Mickels

• 15.7 Avg MPG

• Black Suburban

  2020 Chevrolet Suburban LT 5.3L V8 GAS Automatic 6 Speed
  Added Mar 2020 • 341 Fuel-ups

  Property of werkes

• 15.2 Avg MPG

• 2020 Black Suburban

  2020 Chevrolet Suburban LT 5.3L V8 FLEX Automatic 6 Speed
  Added Oct 2020 • 81 Fuel-ups

  Property of ssdeadbolt

• 18.6 Avg MPG

• Bourbon

  2020 Chevrolet Suburban Premier 6.2L V8 GAS Automatic 10 Speed Sport Utility
  Added Nov 2024 • 5 Fuel-ups

  Property of cncledout

• 18.7 Avg MPG

• SuburbanBlk

  2020 Chevrolet Suburban LT 5.3L V8 GAS Automatic 6 Speed
  Added Jan 2020 • 132 Fuel-ups

  Property of meiw

• 14.3 Avg MPG

• Chevy

  2020 Chevrolet Suburban LT Automatic 6 Speed Sport Utility
  Added Mar 2024 • 38 Fuel-ups

  Property of tnmateva

• 13.5 Avg MPG

• 2020 Suburban

  2020 Chevrolet Suburban LT
  Added Oct 2019 • 194 Fuel-ups

  Property of mte5012

• 14.9 Avg MPG

• My Suburban

  2020 Chevrolet Suburban Premier 5.3L V8 FLEX Automatic 10 Speed
  Added Jul 2020 • 110 Fuel-ups

  Property of Penelope2020

• 8.4 Avg MPG

• My Suburban

  2020 Chevrolet Suburban LT 5.3L V8 FLEX Automatic 6 Speed
  Added Feb 2021 • 90 Fuel-ups

  Property of weschron

• 13.5 Avg MPG

• GONE-2020 Suburban

  2020 Chevrolet Suburban LT 5.3L V8 FLEX Automatic 6 Speed
  Added Dec 2020 • 23 Fuel-ups

  Property of richfam1414

• 15.6 Avg MPG

• Burb

  2020 Chevrolet Suburban LT 5.3L V8 FLEX Automatic 6 Speed Sport Utility
  Added Jun 2021 • 8 Fuel-ups

  Property of diyEthic

• 18.5 Avg MPG

• Rental Burb

  2020 Chevrolet Suburban LS 5.3L V8 GAS Automatic 6 Speed
  Added Mar 2021 • 7 Fuel-ups

  Property of b55vw

• 12.3 Avg MPG

• Family Unit

  2020 Chevrolet Suburban LT 5.3L V8 GAS Automatic 6 Speed
  Added Sep 2020 • 11 Fuel-ups

  Property of aslmolin

• 15.8 Avg MPG

• MY20 Suburban

  2020 Chevrolet Suburban Premier
  Added Dec 2022 • 48 Fuel-ups

  Property of myride001

• 15.1 Avg MPG

• 2020 Suburban RST

  2020 Chevrolet Suburban Premier 6.2L V8 FLEX Automatic 10 Speed
  Added Jul 2020 • 3 Fuel-ups

  Property of russellruetz

• 12.1 Avg MPG

• My Suburban

  2020 Chevrolet Suburban LT 5.3L V8 FLEX Automatic 6 Speed
  Added Apr 2020 • 3 Fuel-ups

  Property of rmitch21

• 17.3 Avg MPG