1990 International SCHOOL BUS problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
17 owner complaints analyzed
0 distinct recall campaigns
Not available median reported failure mileage
Scope: 1990 model year. Data updated: . 0 complaints include usable failure mileage. View data status.
Owner-reported patterns
Most common problems
Power Train:Automatic Transmission:Torque Converter is the most frequently named component, appearing in 17 of 17 complaints (100.0%). A complaint can name multiple components.
Recurring terms in complaint narratives
Topic
Matching reports
Share of complaints
Transmission and shifting
17
100.0%
Engine operation
2
11.8%
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
Power Train:Automatic Transmission:Torque Converter
17
Component breakdown data
Category
Count
Power Train:Automatic Transmission:Torque Converter
17
Power Train:Automatic Transmission:Torque Converter: 17
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
Under 25,000
0
25,000 to 49,999
0
50,000 to 74,999
0
75,000 to 99,999
0
100,000 to 149,999
0
150,000 and above
0
Reported problems by failure mileage data
Category
Count
Under 25,000
0
25,000 to 49,999
0
50,000 to 74,999
0
75,000 to 99,999
0
100,000 to 149,999
0
150,000 and above
0
Under 25,000: 0; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 0
No usable failure mileage is recorded. 17 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
1996
6
1997
4
1998
7
Complaints over time data
Category
Count
1996
6
1997
4
1998
7
1996: 6; 1997: 4; 1998: 7
Pattern summary
Power Train:Automatic Transmission:Torque Converter leads the component reports. Transmission and shifting appears in 17 complaint narratives. Engine operation appears in 2 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Inspect model-year patterns, reported mileage, monthly activity and the evidence behind each signal.
Data completeness
17 unique complaints in this selection. Analysis snapshot: 2026-09-30.
0.0%Usable mileage0 / 17 records
94.1%Valid incident date16 / 17 records
100.0%Valid filing date17 / 17 records
94.1%Ordered incident and filing dates16 / 17 records
Missing, zero and invalid mileage is excluded. Dates after the snapshot are excluded. Examples are limited selections, not a representative sample.
Problems by model year
Model-wide comparison of the eight most reported components across the model. Cells show counts and shares within each model year. Open a cell for source examples.
Component complaint heatmap
Component
1990
1999
2000
2002
Power Train:Automatic Transmission:Torque Converter
17100.0%ODI 479706
TORQUE CONVERTER FAILED. (FIRST VEHICLE ON 509422)
CONSUMER RECEIVED RECALL 00V232301/ MANUFACTURER'S RECALL 509 IN SEPTEMBER, AND HAS CONTACTED SOUTHLAND INTERNATIONAL IN BIRMINGHAM ,AL [phone removed], MANUFACTURER IS NOT SENDING ANY ONE TO PERFORM RECALL REPAIR ON 6 SCHOOL BUSES EVEN THOUGH CONSUMER HAS CONTACTED AND MADE APPOINTMENTS WITH MANUFACTURER. *AK
THESE SCHOOL BUSES ARE OWNED BY LAIDLAW AND THE PROBLEM WAS DISCOVERED DURING INSPECTION. MANUFACTURER HAS AGREED TO REPLACE ALL WINDSHIELDS MARKED AS-3, HOWEVER I WAS CONCERNED THAT THIS COULD BE A PROBLEM IN OTHER STATES. I HAVE A DIGITAL PHOTO OF THE MARKING ON THE WINDSHIELD AND THE VINS FOR ALL AFFECTED BUSES. *AK
Darker cells indicate a larger share of submitted complaints. Components overlap. This measures complaint composition, not failure probability.
Failure mileage by component
Median and middle 50% of usable owner-reported mileages. Ranges require at least five records.
Component failure mileage distribution
Component
Mileage range (25th–75th percentile)
Median
Usable records
Examples
No usable records for this analysis.
Complaint and recall timeline
Explore monthly filing activity alongside recall announcements. Up to ten years of monthly history is available.
Solid line: filed complaints. Dashed amber lines: recall announcement dates for this vehicle selection; markers include all recall components. The latest month is partial. Temporal proximity does not establish causation.
Monthly counts, recall campaigns and complaint examples
Monthly complaint and recall timeline
Month
Complaints
Campaigns announced
Examples
2024-10
0
None
No examples available for this selection.
2024-11
0
None
No examples available for this selection.
2024-12
0
None
No examples available for this selection.
2025-01
0
None
No examples available for this selection.
2025-02
0
None
No examples available for this selection.
2025-03
0
None
No examples available for this selection.
2025-04
0
None
No examples available for this selection.
2025-05
0
None
No examples available for this selection.
2025-06
0
None
No examples available for this selection.
2025-07
0
None
No examples available for this selection.
2025-08
0
None
No examples available for this selection.
2025-09
0
None
No examples available for this selection.
2025-10
0
None
No examples available for this selection.
2025-11
0
None
No examples available for this selection.
2025-12
0
None
No examples available for this selection.
2026-01
0
None
No examples available for this selection.
2026-02
0
None
No examples available for this selection.
2026-03
0
None
No examples available for this selection.
2026-04
0
None
No examples available for this selection.
2026-05
0
None
No examples available for this selection.
2026-06
0
None
No examples available for this selection.
2026-07
0
None
No examples available for this selection.
2026-08
0
None
No examples available for this selection.
2026-09 (partial)
0
None
No examples available for this selection.
Emerging complaint spikes
Complete months in the latest six months with at least 10 complaints, at least twice the preceding 12-month average, and at least three square-root deviations above that average.
This is a descriptive screening rule, not a statistical defect finding. Publicity and reporting changes can increase submissions.
No complete months meet the spike thresholds for this selection.
Equal-age model-year comparison
Model-wide cumulative reports during the first three or five calendar years, starting with the model year (age 0). Only fully elapsed windows are compared.
2000: 1 complaints · 2002: 0 complaints
Equal observation windows
Model year
Through age 0
Through age 1
Through age 2
2000
0
1
1
2002
0
0
0
Date coverage across each selected cohort
Date basis for all complaints in selected model years
Year
Incident dates used
Filing date fallbacks
Excluded dates
2000
0
1
1
2002
0
0
1
Incident date is preferred when valid and no later than filing; otherwise filing date is used. Model year approximates age. Equal observation time does not adjust for sales, distance driven or reporting delays. One complaint linked to multiple model years can appear in each cohort.
Components reported together
Each cell counts unique complaints naming both components. Open a nonzero cell for examples.
Component co-occurrence matrix
Component
Power Train:Automatic Transmission:Torque Converter
Power Train:Automatic Transmission:Torque Converter
—
Co-reporting does not establish that one component caused another concern.
Recurring narrative patterns
Specific keyword mentions beyond broad component labels. Matching includes negations and comparisons and does not confirm a diagnosis.
1 patterns with matching reports.
Stalling or loss of power
2 mentions · 11.8% of complaints
Median mileage: Unavailable (0 usable records).
ODI 502756
ALLISON TRANSMISSION TORQUE CONVERTER FAILED, CAUSING LOSS OF POWER TO DRIVE AXLE. (2ND VEHICLE ON 502755 & 502757)*SD