Total Complaints
3 filings
ISUZU TROOPER II · model year
3 NHTSA complaints, 2 crash reports for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 1990ISUZUTROOPER II carries 3 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 2 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 TROOPER II is power train:automatic transmission:park/neutral start interlock switch with 1 filings, followed by engine and engine cooling:cooling system:hoses/lines/piping/fittings (1) and tires:tread/belt (1). 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 5 investigation files overlapping the 1990 TROOPER II. 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.
Total Complaints
3 filings
Crashes Reported
2 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH | 1 |
| ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS | 1 |
| TIRES:TREAD/BELT | 1 |
BLOW OUT OF A FIRESTONE ATX P235/75R15 THAT WAS PURCHASED NEW IN A SET OF REPLACEMENT TIRES. THE TIRE WAS INSTALLED ON A 1990 ISUZU TROOPER.*AK
MANIFOLD BURNED A HOLE THROUGH OIL COOLER HOSE, CAUSING OIL TO LEAK OUT OF ENGINE WHILE DRIVING ON HIGHWAY. *AK
CHILD TOOK THE VEHICLE OUT OF PARK WITHOUT THE KEY BEING IN THE IGNITION, RESULTING IN A ROLLAWAY. *AK
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.
Read our methodology — how this data is sourced, computed, and verified.