1999 Jeep Grand Cherokee: Reliability Data

Source: NHTSA — 2319 complaints
2319
Total Complaints
80,800mi
Median Mileage
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR
Top Issue
157
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

46,000 25th Percentile
80,800 Median Mileage
127,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR
349
POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH
142
POWER TRAIN:AUTOMATIC TRANSMISSION
136
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC
127
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
96
SEATS
78
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
61
POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT
60
AIR BAGS
53
ELECTRICAL SYSTEM
49

Severity Assessment

157
Crashes
21
Fires
92
Injuries
1
Deaths

Sample Complaint Reports

"THE ENGINE CHECK LIGHT KEPT COMING ON. THE DEALER REPAIRED THE VEHICLE, AND AFTERWARD THE ENGINE STARTED TO STALL. WHEN DRIVING AND MAKING TURNS, THE VEHICLE WILL CUT OFF, AND SOMETME'S CAN HEAR A LITTLE NOISE COMING FROM THE ENGINE. *AK"
"THE ENGINE CHECK LIGHT KEPT COMING ON. THE DEALER REPAIRED THE VEHICLE, AND AFTERWARD THE ENGINE STARTED TO STALL. WHEN DRIVING AND MAKING TURNS, THE VEHICLE WILL CUT OFF, AND SOMETME'S CAN HEAR A LITTLE NOISE COMING FROM THE ENGINE. *AK"
"WHILE DRIVING AT 60MPH ON THE HIGHWAY WITHOUT WARRNING THE VEHICLE ENGINE SHUTS DOWN COMPLETLY, CAUSING THE CONSUMER TO COAST THE VEHICLE TO A STOP IN THE MIDDLE OF THE HIGHWAY. DEALER HAS BEEN CONTACTED. *AK"

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

When Does Each Component Fail?

Median mileage at complaint for top components.

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR 349 complaints
25th: 10,864 mi Median: 25,000 mi 75th: 50,500 mi
POWER TRAIN:AUTOMATIC TRANSMISSION 136 complaints
25th: 34,475 mi Median: 57,000 mi 75th: 65,025 mi

Where Are Complaints Coming From?

Top states by complaint count.

CA: 227 NY: 149 FL: 139 PA: 117 TX: 109 IL: 104 MA: 95 VA: 93 OH: 88 NC: 84

Who Files Complaints?

51.8%
Original Owners
48.2%
Second+ Owners

Jeep Grand Cherokee — Other Years

See how this model compares across different model years.

YearComplaintsCrashes
199378468
1994775142
1995983146
19961249156
19971432143
19981349194
20001855132
2001112895
2002177098
200388760
20041570149
20052732137
2006175079
2007147547
200899035
20091959
201017118
2011242190
2012230872
2013110241
20143365224
20151725179
201643445
201755238
2018116075
201951625
202032939
202164334
202241512
202361726
20243559
2025873

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28