Based on data from 34 vehicles, 2,440 fuel-ups and 729,660 miles of driving, the 2020 GMC Acadia gets a combined Avg MPG of 21.23 with a 0.18 MPG margin of error.

Any Engine Type 2.0L L4 GAS (1) 2.5L L4 GAS (1) 3.6L V6 GAS (30) Any Body Style Sport Utility (7) Any Submodel AT4 (3) SLE (7) SLT (10) Denali (14)

Below you can see a distribution of the fuel-ups with 29 outliers (1.17%) removed.

Following shows the average MPG of each of the 34 vehicles in the system.

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• 2020 GMC Acadia

  2020 GMC Acadia Denali 3.6L V6 GAS Automatic 9 Speed
  Added Oct 2024 • 26 Fuel-ups

  Property of NJFF41

• 20.6 Avg MPG

• 2020 Arcadia

  2020 GMC Acadia SLT 3.6L V6 GAS Automatic 9 Speed Sport Utility
  Added Dec 2022 • 95 Fuel-ups

  Property of Kiddj621

• 21.1 Avg MPG

• My AT4

  2020 GMC Acadia AT4 3.6L V6 GAS Automatic 9 Speed
  Added Aug 2020 • 200 Fuel-ups

  Property of cyeatts

• 18.7 Avg MPG

• My Acadia

  2020 GMC Acadia SLT 3.6L V6 GAS Automatic 9 Speed
  Added Mar 2020 • 273 Fuel-ups

  Property of gmctruck7

• 24.4 Avg MPG

• Acadia

  2020 GMC Acadia SLE 2.5L L4 GAS Automatic 9 Speed Sport Utility
  Added Jan 2025 • 57 Fuel-ups

  Property of dvaldez85

• 18.6 Avg MPG

• Acadia

  2020 GMC Acadia SLT 3.6L V6 GAS Automatic 9 Speed
  Added May 2024 • 36 Fuel-ups

  Property of pastordennis

• 22.3 Avg MPG

• My Acadia

  2020 GMC Acadia SLT 3.6L V6 GAS Automatic 9 Speed
  Added Aug 2020 • 162 Fuel-ups

  Property of Buckeye80

• 18.6 Avg MPG

• GMC Acadia

  2020 GMC Acadia SLE 3.6L V6 GAS Automatic 9 Speed
  Added Apr 2022 • 142 Fuel-ups

  Property of CJ59

• 23.5 Avg MPG

• Acadia

  2020 GMC Acadia Denali 3.6L V6 GAS Automatic 9 Speed Sport Utility
  Added Mar 2025 • 9 Fuel-ups

  Property of Golf-GT-TDI

• 20.0 Avg MPG

• Acadia

  2020 GMC Acadia SLT 3.6L V6 GAS Automatic 9 Speed
  Added Jun 2020 • 286 Fuel-ups

  Property of Arctic388

• 21.7 Avg MPG

• 2020 Acadia

  2020 GMC Acadia SLT 2.0L L4 GAS Automatic 9 Speed Sport Utility
  Added Dec 2022 • 45 Fuel-ups

  Property of allesg

• 26.1 Avg MPG

• GMC Acadia

  2020 GMC Acadia Denali 3.6L V6 GAS Automatic 9 Speed
  Added Jul 2020 • 74 Fuel-ups

  Property of AdmBaconator

• 18.7 Avg MPG

• My Acadia

  2020 GMC Acadia SLT 3.6L V6 GAS Automatic 9 Speed
  Added Sep 2024 • 24 Fuel-ups

  Property of webasquez

• 20.1 Avg MPG

• My Acadia

  2020 GMC Acadia SLE 3.6L V6 GAS Automatic 9 Speed
  Added Sep 2020 • 282 Fuel-ups

  Property of mhammill86

• 22.7 Avg MPG

• 2020 Acadia Denali

  2020 GMC Acadia Denali 3.6L V6 GAS Automatic 9 Speed Sport Utility
  Added Jul 2024 • 8 Fuel-ups

  Property of matthewmark25

• 22.2 Avg MPG

• My Acadia

  2020 GMC Acadia Denali 3.6L V6 GAS Automatic 9 Speed
  Added May 2020 • 78 Fuel-ups

  Property of vrbauer

• 18.7 Avg MPG

• Acadia

  2020 GMC Acadia SLT 3.6L V6 GAS Automatic 9 Speed Sport Utility
  Added Dec 2022 • 21 Fuel-ups

  Property of ssgkid556

• 21.2 Avg MPG

• Acadia Denali

  2020 GMC Acadia Denali 3.6L V6 GAS Automatic 9 Speed
  Added Aug 2022 • 30 Fuel-ups

  Property of blancas

• 16.0 Avg MPG

• Tiffany GMC

  2020 GMC Acadia Denali 3.6L V6 GAS Automatic 9 Speed Sport Utility
  Added Sep 2024 • 6 Fuel-ups

  Property of Fusion_Systems

• 43.7 Avg MPG

• My Acadia

  2020 GMC Acadia SLE 3.6L V6 GAS Automatic 9 Speed
  Added Mar 2020 • 299 Fuel-ups

  Property of chanceys

• 24.6 Avg MPG

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