INTERNATIONAL SCHOOL BUS · model year

1990 INTERNATIONAL SCHOOL BUS

17 NHTSA complaints for this specific cohort.

NHTSA overall rating

Not crash-tested

New Car Assessment Program

The 1990INTERNATIONALSCHOOL BUS carries 17 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 0 fires, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.

Component-level analysis is where model-year complaints become actionable: the top complaint category for the 1990 SCHOOL BUS is power train:automatic transmission:torque converter with 17 filings. Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability.

NHTSA currently has 22 investigation files overlapping the 1990 SCHOOL BUS. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.

17
Complaints
0
Crashes
0
Fires
0
Injuries
0
Deaths

Total Complaints

17 filings

Crashes Reported

0 reports

Source

NHTSA ODI

Federal complaints database

Complaints vs. fleet median (215)

At or below the fleet median complaint volume.

Complaints by Component

ComponentCount
POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER17

Recent Complaints

19991029POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TORQUE CONVERTER FAILED. MJS

19981020POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TORQUE CONVERTER FAILED.

19981020POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TORQUE CONVERTER FAILED.

19981020POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TORQUE CONVERTER FAILED.

19980917POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TORQUE CONVERTER FAILED.

19980917POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TORQUE CONVERTER FAILED. (QCAW)

19980917POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TORQUE CONVERTER FAILED. (QCAW)

19980917POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TORQUE CONVERTER FAILED. (QCAW)

19980917POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TORQUE CONVERTER FAILED. (QCAW)

19980917POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TORQUE CONVERTER/INPUT SHAFT FAILED TWICE. (QCAW)

19980917POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TORQUE CONVERTER FAILED. (QCAW)

19961106POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TORQUE CONVERTER FAILED. (FIRST VEHICLE ON 509422)

19961106POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TORQUE CONVERTER FAILED. (SECOND VEHICLE ON 479706)

19960624POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TRANSMISSION TORQUE CONVERTER FAILED. *DH

19960624POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

TRANSMISSION TORQUE CONVERTER FAILED. *DH

19960404POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

ALLISON TRANSMISSION TORQUE CONVERTER FAILED, CAUSING LOSS OF POWER TO DRIVE AXLE. (2ND VEHICLE ON 502755 & 502757)*SD

19960404POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

ALLISON TRANSMISSION TORQUE CONVERTER FAILED, CAUSING LOSS OF POWER TO DRIVE AXLE. ( 3RD VEHICLE ON 502756 & 502755) *SD

Compare 1990INTERNATIONALSCHOOL BUS to Similar Vehicles

NHTSA Investigations

View all investigations

Frequently Asked Questions

How many complaints does the 1990 INTERNATIONAL SCHOOL BUS have?
The 1990 INTERNATIONAL SCHOOL BUS has 17 NHTSA complaints, 0 crashes, 0 fires, 0 injuries, and 0 deaths reported.
What are the most common problems with the 1990 INTERNATIONAL SCHOOL BUS?
The most-complained component for the 1990 INTERNATIONAL SCHOOL BUS is POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER with 17 complaints. Other frequently reported areas include various components.
Is the 1990 INTERNATIONAL SCHOOL BUS safe to buy?
Review the complaint history, crash and fire reports, safety ratings, and recall status on this page to make an informed decision. No NHTSA crash test rating is available for this model year. Compare with other model years using the links above.
Where does this data come from?
All complaint, recall, and safety rating data is sourced from the National Highway Traffic Safety Administration (NHTSA). Complaints are filed by vehicle owners through NHTSA's Office of Defects Investigation.

Vehicle Safety Guides

Data as of 2025. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.