"How reliable is the 1998 Mazda Millenia?"

"Based on 36 NHTSA complaints, the 1998 Mazda Millenia has a median complaint mileage of 76500 miles. The most common issue is POWER TRAIN:AUTOMATIC TRANSMISSION."

"What are common problems with the 1998 Mazda Millenia?"

"The most frequently reported component in NHTSA complaints for the 1998 Mazda Millenia is POWER TRAIN:AUTOMATIC TRANSMISSION, accounting for a significant portion of the 36 total complaints filed."

1998 Mazda Millenia: Reliability Data

Source: NHTSA — 36 complaints

Total Complaints

76,500mi

Median Mileage

POWER TRAIN:AUTOMATIC TRANSMISSION

Top Issue

Crash Reports

When Do Complaints Happen?

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

63,000 25th Percentile

76,500 Median Mileage

91,729 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

POWER TRAIN:AUTOMATIC TRANSMISSION

VEHICLE SPEED CONTROL

ENGINE AND ENGINE COOLING:ENGINE

FUEL SYSTEM, GASOLINE

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

WHEELS:RIM

STRUCTURE:FRAME AND MEMBERS

ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER

STRUCTURE:BODY

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"WHILE DRIVING IN LIGHT MODERATE RAIN, WENT THROUGH A 4-5 INCHES OF WATER AND THE CAR STALLED. FOUR OTHER VEHICLE WENT THROUGH THE WATER FINE. RESTART CAR AND DROVE IT HOME. NEXT MORNING STARTED VEHICLE AND HEARD RATTLING AND KNOCKING NOICE AND THE ENGINE LIGHT CAME ON. HUSBAND SAID DEFECTIVE ROC..."

"ABS BRAKES; WHEN APPLYING BRAKES IN NORMAL CONDITIONS THE PEDAL WENT TO THE FLOOR AND BRAKES FAILED TO STOP VEHICLE, CAUSING AN ACCIDENT. DEALER DETERMINED THAT THE CAUSE WAS A FAULTY MASTER CYLINDER. *AK"

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

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

Where Are Complaints Coming From?

Top states by complaint count.

GA: 8 CA: 6 TN: 3 CT: 2 FL: 2 NJ: 2 TX: 2 SC: 2 MD: 2 MA: 2

Who Files Complaints?

8.3%

Original Owners

91.7%

Second+ Owners

Mazda Millenia — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
1995	132	109,000	ENGINE AND ENGINE COOLING:ENGINE	13
1997	21	77,500	POWER TRAIN:AUTOMATIC TRANSMISSION	3
1999	34	34,000	TIRES	2
2000	36	29,101	POWER TRAIN:AUTOMATIC TRANSMISSION	1
2001	37	53,250	VEHICLE SPEED CONTROL	5
2002	22	71,489	AIR BAGS	2

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