1999 Mercury Mystique: Reliability Data

169
Total Complaints
59,500mi
Median Mileage
Structure
Top Issue
16
Crash Reports

When Do Complaints Happen?

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

40,575 25th Percentile
59,500 Median Mileage
77,500 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

Structure
23
Unknown Or Other
19
Antilock/Traction Control/Electronic Limited Slip
8
Defroster/Defogger/Hvac System
7
Rotor
7
Engine And Engine Cooling
5
Frontal
5
Air Conditioner
4
Vehicle Speed Control
4
Interior/Under Dash
4

Severity Assessment

16
Crashes
2
Fires
15
Injuries
1
Deaths

Sample Complaint Reports

"VEHICLE EMITS STRONG ODOR WHEN HEATING/DEFROSTING/COOLING UNIT CAUSING NOSE BLEEDS,BURNING SENSATION IN PERSON EYES, NOSE, THROAT."
"VEHICLE EMITS STRONG ODOR WHEN HEATING/DEFROSTING/COOLING UNIT CAUSING NOSE BLEEDS,BURNING SENSATION IN PERSON EYES, NOSE, THROAT."
"CONSUMER TOOK VEHICLE TO DEALER AT 700 MILES FOR POOR BRAKE PERFORMANCE, DEALER REPLACED BRAKE ROTORS, AT 2000 MILES THE BRAKES ARE STILL NOT STOPING CORRECTLY, AND THEY HAVE NO REMEDY. VEHICLE WOBBLES WHEN BRAKING. *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.

Structure 23 complaints
25th: 39,750 mi Median: 73,718 mi 75th: 93,500 mi
Unknown Or Other 19 complaints
25th: 54,000 mi Median: 69,000 mi 75th: 75,500 mi
Defroster/Defogger/Hvac System 7 complaints
Median: 28,000 mi

Where Are Complaints Coming From?

Top states by complaint count.

FL: 17 IL: 13 NY: 13 TN: 12 MD: 10 TX: 9 NJ: 8 MI: 8 PA: 6 AZ: 6

Who Files Complaints?

41.4%
Original Owners
58.6%
Second+ Owners

Mercury Mystique — Other Years

See how this model compares across different model years.

YearComplaintsCrashes
199552418
199630319
19971004
199832610
2000818

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