Based on data from 102 vehicles, 4,936 fuel-ups and 1,151,431 miles of driving, the 1999 Jeep Grand Cherokee gets a combined Avg MPG of 15.30 with a 0.10 MPG margin of error.

Any Engine Type 4.0L L6 GAS (39) 4.7L V8 GAS (34) L6 GAS (12) V8 GAS (9) Any Body Style Wagon (1) Sport Utility (22) Any Submodel Laredo (33) Limited (42) Other (27)

Below you can see a distribution of the fuel-ups with 228 outliers (4.42%) removed.

Following shows the average MPG of each of the 102 vehicles in the system.

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• My Grand Cherokee

  1999 Jeep Grand Cherokee Laredo 4.0L L6 GAS Automatic 4 Speed
  Added Aug 2024 • 30 Fuel-ups

  Property of xthrasherx

• 19.4 Avg MPG

• 1999 Grand Cherokee

  1999 Jeep Grand Cherokee Laredo 4.0L L6 GAS Automatic 4 Speed Sport Utility
  Added Jan 2019 • 230 Fuel-ups

  Property of roman253

• 16.5 Avg MPG

• Gladys

  1999 Jeep Grand Cherokee Laredo 4.0L L6 GAS Automatic 4 Speed Sport Utility
  Added Nov 2018 • 169 Fuel-ups

  Property of Slagathor

• 16.2 Avg MPG

• '99 Grand

  1999 Jeep Grand Cherokee Limited 4.7L V8 GAS Automatic 4 Speed Sport Utility
  Added Apr 2021 • 28 Fuel-ups

  Property of prairiepunk

• 13.2 Avg MPG

• Payton’s Jeep Grand Cherokee

  1999 Jeep Grand Cherokee Laredo 4.7L V8 GAS Automatic 4 Speed
  Added Dec 2019 • 84 Fuel-ups

  Property of ProAudio

• 8.8 Avg MPG

• Grand Cherokee

  1999 Jeep Grand Cherokee Limited 4.7L V8 GAS Automatic 4 Speed
  Added Feb 2022 • 5 Fuel-ups

  Property of sepbone

• 15.9 Avg MPG

• My Grand Cherokee

  1999 Jeep Grand Cherokee Laredo 4.0L L6 GAS Automatic 4 Speed
  Added May 2021 • 12 Fuel-ups

  Property of milehigh

• 17.6 Avg MPG

• Jeep

  1999 Jeep Grand Cherokee Limited Automatic 4 Speed Sport Utility
  Added Aug 2016 • 166 Fuel-ups

  Property of rjfaulhaber

• 13.8 Avg MPG

• My Grand Cherokee

  1999 Jeep Grand Cherokee Limited 4.0L L6 GAS Automatic 4 Speed
  Added Sep 2023 • 5 Fuel-ups

  Property of sheepjeep

• 30.1 Avg MPG

• My Grand Cherokee

  1999 Jeep Grand Cherokee Laredo 4.0L L6 GAS Automatic 4 Speed
  Added Dec 2023 • 6 Fuel-ups

  Property of jevanson

• 18.4 Avg MPG

• '99 Grand Cherokee

  1999 Jeep Grand Cherokee Limited 4.7L V8 GAS Automatic 4 Speed
  Added Aug 2017 • 80 Fuel-ups

  Property of milestone001

• 14.4 Avg MPG

• Jeep

  1999 Jeep Grand Cherokee Laredo 4.0L L6 GAS Automatic 4 Speed Sport Utility
  Added Jul 2018 • 237 Fuel-ups

  Property of wpawlak

• 16.3 Avg MPG

• Grand Cherokee

  1999 Jeep Grand Cherokee Limited 4.7L V8 GAS Automatic 4 Speed Sport Utility
  Added Mar 2018 • 146 Fuel-ups

  Property of Inkmonkey

• 12.6 Avg MPG

• Jeep Grand Cherokee

  1999 Jeep Grand Cherokee Laredo 4.0L L6 GAS Automatic 4 Speed
  Added Jul 2019 • 180 Fuel-ups

  Property of kikie

• 15.6 Avg MPG

• My Grand Cherokee

  1999 Jeep Grand Cherokee Laredo 4.0L L6 GAS Automatic 4 Speed
  Added Nov 2022 • 3 Fuel-ups

  Property of GoldenTiger5457

• 20.4 Avg MPG

• Jeep

  1999 Jeep Grand Cherokee Laredo 4.0L L6 GAS Automatic 4 Speed Wagon
  Added Sep 2016 • 130 Fuel-ups

  Property of Snowy51

• 15.6 Avg MPG

• Babu Frik

  1999 Jeep Grand Cherokee Laredo 4.0L L6 GAS Automatic 4 Speed
  Added Feb 2022 • 17 Fuel-ups

  Property of ckff88

• 10.2 Avg MPG

• Jeep Cherokee

  1999 Jeep Grand Cherokee Laredo 4.0L L6 GAS Automatic 4 Speed
  Added Mar 2017 • 137 Fuel-ups

  Property of bujigchin

• 15.0 Avg MPG

• Cherokee

  1999 Jeep Grand Cherokee Limited Automatic 4 Speed Sport Utility
  Added Nov 2017 • 21 Fuel-ups

  Property of joseareis

• 19.9 Avg MPG

• Jeep

  1999 Jeep Grand Cherokee Laredo 4.0L L6 GAS Automatic 4 Speed
  Added Nov 2019 • 56 Fuel-ups

  Property of conordesmond

• 13.6 Avg MPG

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