Based on data from 58 vehicles, 4,636 fuel-ups and 1,339,831 miles of driving, the 2021 Chevrolet Tahoe gets a combined Avg MPG of 16.62 with a 0.12 MPG margin of error.

Any Engine Type 3.0L L6 DIESEL (10) 5.3L V8 GAS (41) 6.2L V8 GAS (7) Any Body Style Sport Utility (13) Straight Truck - Low Crew Cab (2) Any Submodel PPV (2) LS (4) RST (6) Premier (8) High Country (10) LT (14) Z71 (14)

Below you can see a distribution of the fuel-ups with 243 outliers (4.98%) removed.

Following shows the average MPG of each of the 58 vehicles in the system.

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• Tahoe

  2021 Chevrolet Tahoe LT 5.3L V8 GAS Automatic 10 Speed
  Added Aug 2024 • 51 Fuel-ups

  Property of frjfleming

• 18.4 Avg MPG

• Chevrolet Tahoe

  2021 Chevrolet Tahoe LT 5.3L V8 GAS Automatic 10 Speed
  Added Aug 2021 • 173 Fuel-ups

  Property of ywger

• 15.4 Avg MPG

• 2021 Tahoe

  2021 Chevrolet Tahoe LT 5.3L V8 GAS Automatic 10 Speed
  Added Jan 2021 • 170 Fuel-ups

  Property of Morbert

• 20.0 Avg MPG

• My Tahoe

  2021 Chevrolet Tahoe Premier 3.0L L6 DIESEL Automatic 10 Speed
  Added Mar 2024 • 88 Fuel-ups

  Property of Britcharzard

• 23.5 Avg MPG

• 21 Tahoe

  2021 Chevrolet Tahoe LS 5.3L V8 GAS Automatic 10 Speed
  Added Jul 2021 • 11 Fuel-ups

  Property of omen44

• 17.6 Avg MPG

• HC

  2021 Chevrolet Tahoe High Country 6.2L V8 GAS Automatic 10 Speed
  Added Jan 2025 • 26 Fuel-ups

  Property of GBOTahoe

• 16.7 Avg MPG

• My Tahoe

  2021 Chevrolet Tahoe PPV 5.3L V8 GAS Automatic 10 Speed
  Added May 2024 • 70 Fuel-ups

  Property of shane_drury

• 16.4 Avg MPG

• My Tahoe

  2021 Chevrolet Tahoe Z71 5.3L V8 GAS Automatic 10 Speed
  Added Feb 2021 • 230 Fuel-ups

  Property of JohnMcD

• 16.3 Avg MPG

• My Tahoe

  2021 Chevrolet Tahoe LS 5.3L V8 GAS Automatic 10 Speed
  Added Sep 2024 • 39 Fuel-ups

  Property of RSan331

• 18.1 Avg MPG

• Chevy Tahoe

  2021 Chevrolet Tahoe LT 5.3L V8 GAS Automatic 10 Speed
  Added Aug 2024 • 32 Fuel-ups

  Property of erodzen

• 17.3 Avg MPG

• My Tahoe

  2021 Chevrolet Tahoe LT 5.3L V8 GAS Automatic 10 Speed
  Added Sep 2020 • 157 Fuel-ups

  Property of BostonR56S

• 15.6 Avg MPG

• 403 TAHOE

  2021 Chevrolet Tahoe PPV 5.3L V8 GAS Automatic 10 Speed Sport Utility
  Added Mar 2025 • 4 Fuel-ups

  Property of bearce1980

• 16.0 Avg MPG

• My Tahoe

  2021 Chevrolet Tahoe Premier 5.3L V8 GAS Automatic 10 Speed
  Added Dec 2022 • 103 Fuel-ups

  Property of jgd1977

• 15.8 Avg MPG

• My Tahoe

  2021 Chevrolet Tahoe RST 5.3L V8 GAS Automatic 10 Speed
  Added Oct 2023 • 110 Fuel-ups

  Property of mdbyrne

• 14.1 Avg MPG

• Tahoe. (2021)

  2021 Chevrolet Tahoe High Country 6.2L V8 GAS Automatic 10 Speed Straight Truck - Low Crew Cab
  Added Feb 2023 • 258 Fuel-ups

  Property of randallrdavis1961

• 16.8 Avg MPG

• 2021 Tahoe

  2021 Chevrolet Tahoe LT 5.3L V8 GAS Automatic 10 Speed Sport Utility
  Added Aug 2020 • 163 Fuel-ups

  Property of fireman591

• 18.3 Avg MPG

• 21 Tahoe

  2021 Chevrolet Tahoe Premier 5.3L V8 GAS Automatic 10 Speed
  Added May 2021 • 165 Fuel-ups

  Property of conman8508

• 15.8 Avg MPG

• My Tahoe

  2021 Chevrolet Tahoe Z71 5.3L V8 GAS Automatic 10 Speed
  Added Jan 2024 • 89 Fuel-ups

  Property of MICHAELMART1

• 15.6 Avg MPG

• 2021 Tahoe

  2021 Chevrolet Tahoe Premier 5.3L V8 GAS Automatic 10 Speed
  Added Sep 2021 • 154 Fuel-ups

  Property of Jennifer357

• 15.5 Avg MPG

• 2021 Tahoe

  2021 Chevrolet Tahoe Z71 5.3L V8 GAS Automatic 10 Speed
  Added May 2021 • 171 Fuel-ups

  Property of VCGardner

• 15.6 Avg MPG

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