Based on data from 25 vehicles, 738 fuel-ups and 269,014 miles of driving, the 2023 Chevrolet Suburban gets a combined Avg MPG of 18.45 with a 0.44 MPG margin of error.

Any Engine Type 3.0L L6 DIESEL (11) 5.3L V8 GAS (7) 6.2L V8 GAS (1) Any Body Style Sport Utility (6) Any Submodel Z71 (3) High Country (3) Premier (4) RST (7) LT (8)

Below you can see a distribution of the fuel-ups with 9 outliers (1.20%) removed.

Following shows the average MPG of each of the 25 vehicles in the system.

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• My Suburban

  2023 Chevrolet Suburban RST 5.3L V8 GAS Automatic 10 Speed
  Added Mar 2024 • 41 Fuel-ups

  Property of gardner1238

• 17.6 Avg MPG

• Suburban

  2023 Chevrolet Suburban Premier 3.0L L6 DIESEL Automatic 10 Speed
  Added Aug 2024 • 10 Fuel-ups

  Property of prewchris

• 20.7 Avg MPG

• My Suburban

  2023 Chevrolet Suburban LT 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 33 Fuel-ups

  Property of Wooderson

• 22.8 Avg MPG

• My Suburban

  2023 Chevrolet Suburban RST 3.0L L6 DIESEL Automatic 10 Speed
  Added Sep 2023 • 38 Fuel-ups

  Property of sbronemann

• 25.2 Avg MPG

• 2023 Scuburban

  2023 Chevrolet Suburban High Country 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2024 • 3 Fuel-ups

  Property of Baeli1323

• 22.6 Avg MPG

• My Suburban

  2023 Chevrolet Suburban LT 3.0L L6 DIESEL Automatic 10 Speed
  Added Oct 2023 • 55 Fuel-ups

  Property of Bubba-Trump

• 22.3 Avg MPG

• My Suburban

  2023 Chevrolet Suburban LT 5.3L V8 GAS Automatic 10 Speed
  Added Jun 2023 • 52 Fuel-ups

  Property of Dvoy

• 16.0 Avg MPG

• Suburban

  2023 Chevrolet Suburban LT 3.0L L6 DIESEL Automatic 10 Speed Sport Utility
  Added Sep 2023 • 39 Fuel-ups

  Property of japh

• 26.6 Avg MPG

• My Suburban

  2023 Chevrolet Suburban Z71
  Added Dec 2022 • 108 Fuel-ups

  Property of azula

• 18.7 Avg MPG

• My Suburban

  2023 Chevrolet Suburban RST
  Added Jan 2023 • 106 Fuel-ups

  Property of BLandFuelly

• 15.4 Avg MPG

• PandaMonium

  2023 Chevrolet Suburban Premier 3.0L L6 DIESEL Automatic 10 Speed
  Added Jun 2024 • 18 Fuel-ups

  Property of DoubleA24

• 20.8 Avg MPG

• Suburban

  2023 Chevrolet Suburban RST
  Added Mar 2023 • 72 Fuel-ups

  Property of 2thesea

• 22.8 Avg MPG

• 2023 Suburban (Heather)

  2023 Chevrolet Suburban LT 5.3L V8 GAS Automatic 10 Speed
  Added Oct 2023 • 45 Fuel-ups

  Property of cmckenzie1928

• 14.1 Avg MPG

• Suburban Z71

  2023 Chevrolet Suburban Z71
  Added Feb 2023 • 39 Fuel-ups

  Property of yeloshak

• 14.7 Avg MPG

• 2023 Suburban

  2023 Chevrolet Suburban Premier 6.2L V8 GAS Automatic 10 Speed
  Added Aug 2023 • 32 Fuel-ups

  Property of ah1663

• 17.7 Avg MPG

• Freyja

  2023 Chevrolet Suburban High Country
  Added Dec 2022 • 13 Fuel-ups

  Property of IIKlutzyKatII

• 14.2 Avg MPG

• Rental

  2023 Chevrolet Suburban Premier 5.3L V8 GAS Automatic 10 Speed Sport Utility
  Added Jul 2024 • 3 Fuel-ups

  Property of TruckerBomb

• 16.9 Avg MPG

• Alamo Suburban

  2023 Chevrolet Suburban LT 5.3L V8 GAS Automatic 10 Speed Sport Utility
  Added May 2024 • 7 Fuel-ups

  Property of ranger0787

• 19.4 Avg MPG

• My Suburban

  2023 Chevrolet Suburban RST 3.0L L6 DIESEL Automatic 10 Speed
  Added Jan 2024 • 7 Fuel-ups

  Property of denau

• 16.2 Avg MPG

• The Burb

  2023 Chevrolet Suburban High Country 3.0L L6 DIESEL Automatic 10 Speed Sport Utility
  Added Jun 2023 • 23 Fuel-ups

  Property of Andisha31

• 22.3 Avg MPG

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