Based on data from 102 vehicles, 4,857 fuel-ups and 1,139,581 miles of driving, the 1999 Jeep Grand Cherokee gets a combined Avg MPG of 15.37 with a 0.11 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 232 outliers (4.56%) removed.

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

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• GRAND CHEROKEE

  1999 Jeep Grand Cherokee GAS L6
  Added Sep 2013 • 6 Fuel-ups

  Property of vantjohnsonjr

• 25.1 Avg MPG

• My Jeep

  1999 Jeep Grand Cherokee GAS V8
  Added Aug 2012 • 37 Fuel-ups

  Property of Cblood

• 13.1 Avg MPG

• My Jeep

  1999 Jeep Grand Cherokee GAS L6
  Added Jan 2009 • 296 Fuel-ups

  Property of loki

• 23.5 Avg MPG

• My Jeep

  1999 Jeep Grand Cherokee GAS L6
  Added Nov 2012 • 14 Fuel-ups

  Property of stickmanism

• 12.5 Avg MPG

• '99 Grand Cherokee 2wd

  1999 Jeep Grand Cherokee GAS L6
  Added Aug 2010 • 97 Fuel-ups

  Property of michaelrogerslive

• 17.0 Avg MPG

• 1999 Jeep Grand Cherokee Laredo 4.0L

  1999 Jeep Grand Cherokee
  Added Jan 2010 • 57 Fuel-ups

  Property of DirtySanchez

• 12.4 Avg MPG

• Jeep

  1999 Jeep Grand Cherokee Limited 4.7L V8 GAS Automatic 4 Speed
  Added Jan 2018 • 39 Fuel-ups

  Property of qman06

• 16.0 Avg MPG

• Jeep

  1999 Jeep Grand Cherokee GAS V8
  Added Jul 2012 • 6 Fuel-ups

  Property of geoffham

• 13.7 Avg MPG

• Jeep WJ 4.7 4X4

  1999 Jeep Grand Cherokee GAS V8
  Added Apr 2012 • 5 Fuel-ups

  Property of Brien

• 13.9 Avg MPG

• WJ

  1999 Jeep Grand Cherokee GAS L6
  Added Mar 2012 • 3 Fuel-ups

  Property of Hagerwarrior

• 16.3 Avg MPG

• Jeep

  1999 Jeep Grand Cherokee GAS L6
  Added Jan 2012 • 9 Fuel-ups

  Property of Mroeschlein

• 13.9 Avg MPG

• Jeep Grand Cherokee V8

  1999 Jeep Grand Cherokee GAS V8
  Added Dec 2011 • 4 Fuel-ups

  Property of nicholastay1988

• 14.3 Avg MPG

• Jeep GC v8

  1999 Jeep Grand Cherokee
  Added Apr 2011 • 8 Fuel-ups

  Property of brucenick

• 18.8 Avg MPG

• Elaine

  1999 Jeep Grand Cherokee
  Added May 2011 • 12 Fuel-ups

  Property of TheNative

• 23.1 Avg MPG

• Marie

  1999 Jeep Grand Cherokee Limited 4.7L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 68 Fuel-ups

  Property of niv70

• 16.3 Avg MPG

• Jeep

  1999 Jeep Grand Cherokee
  Added Jan 2010 • 13 Fuel-ups

  Property of gaiazov

• 15.4 Avg MPG

• Jeep Grand Cherokee

  1999 Jeep Grand Cherokee Limited 4.7L V8 GAS Automatic 4 Speed
  Added Sep 2016 • 37 Fuel-ups

  Property of zhangpingyu

• 13.1 Avg MPG

• Jeep 1

  1999 Jeep Grand Cherokee GAS L6
  Added Nov 2008 • 48 Fuel-ups

  Property of Joachim

• 17.5 Avg MPG

• Jeep

  1999 Jeep Grand Cherokee GAS V8
  Added Aug 2008 • 27 Fuel-ups

  Property of cdmwebs

• 15.3 Avg MPG

• Jeep

  1999 Jeep Grand Cherokee GAS V8
  Added Dec 2008 • 11 Fuel-ups

  Property of Lowell

• 14.3 Avg MPG

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