Isuzu Trooper II Reliability

Owners filed 12 complaints about the Trooper II: 1 per production run against 3.73 for the market, fewer complaints than most cars. The year to avoid is 1988; the cleanest year old enough to judge is 1990.

NHTSA owner complaints · 12 complaints · 1987–1990 · Updated Nov 3, 2026
Quick answer

Half of all complaints arrive by 0 years of age, so 100% land after the 3-year basic warranty ends. The system owners report most is Engine and Engine Cooling, with 4 complaints.

Isuzu Trooper II years to avoid — and the best ones

FIG.01·Isuzu Trooper II — complaint rate by model year
Model yearPer runComplaintsRunsEnough history?
1990133yes
1988155yes
ROWS 2·SOURCE NHTSA complaints, grouped by VIN production run

Among the 2 Isuzu Trooper II years with enough history, the three to walk away from are 1988, 1990; the three worth hunting are 1990, 1988.

What actually fails — and at what age

Systems by number of complaints, with the age at which each typically goes. The age column is the useful one — it tells you what to expect next on a car you already own, and what to inspect on one you are about to buy.

FIG.03·Isuzu Trooper II — what fails and when
SystemComplaintsTypical ageCrashFire
Engine And Engine Cooling4———
Electrical System3——1
Visibility1——1
Service Brakes1———
Hydraulic1———
Suspension1———
Unknown Or Other1———
Power Train1—1—
ROWS 8·SOURCE NHTSA complaints
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Frequently asked questions

Is the Isuzu Trooper II reliable?

By complaints per production run it is better than typical: 1 against 3.73 for the average car.

When do Trooper II problems usually start?

Half of all complaints arrive by 0 years of age. The most reported system is Engine and Engine Cooling, followed by Electrical System.

Will the warranty cover Trooper II problems?

Mostly not: basic cover is 3 years / 36,000 miles, and only 0% of reported failures fall inside it.

Complaint records from NHTSA, grouped by VIN production run (characters 1–11). Rates, age-at-failure and warranty coverage computed by ForCar. Model years newer than 6 years are excluded from rankings — complaints accumulate for a decade (how we measure). Last updated Nov 2026. — ForCar Reviewed by , founder of ForCar.
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