Home / Isuzu Trooper / 1991 ← New search 1991 Isuzu Trooper Owner reports · Recalls · Investigations
Illustration Same car. Similar to other model years Owner complaints for the 1991 Isuzu Trooper do not stand out strongly from the model-year median of 25.
Counts are not adjusted for sales, age, mileage exposure or reporting. A lower count does not establish that a car is problem-free.
About this comparison → Check a VIN with NHTSA ↗ Model-level counts do not show whether a particular VIN is affected or repaired.
Inspection summary Print inspection summary 1991 Isuzu Trooper NHTSA snapshot: September 18, 2026. 57 owner complaints · 2 recall campaigns · 5 investigations.
Counts are not failure probabilities and are not adjusted for sales, age, mileage exposure or reporting. One report may name several categories. Comparison method and limitations .
Top reported categories (up to 5) Engine And Engine Cooling: 13 reports Power Train: 12 reports Wheels: 8 reports Electrical System: 7 reports Fuel System, Gasoline: 6 reports Full reported-category list and vehicle report
Recall links Check a VIN with NHTSA . Model-level history does not establish whether a particular VIN is affected or repaired.
Print the top reported categories, recall links, snapshot date and comparison limits.
Overview Reported problems Recalls Investigations What to inspect Owner reports
How this year compares Owner complaints by model year
Compare all Trooper years → Counts vary with age, sales, mileage exposure and reporting. They are not failure rates.
What owners reported most All reported categories Tap a category to read its complaints. One report may name several components.
When problems were reported Mileage at the reported incident
Limited mileage data: 1 of 57 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
Issues worth paying extra attention to based on owner reports.
Engine And Engine Cooling. Review the 13 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports → Power Train. Review the 12 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports → Wheels. Review the 8 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports → NHTSA owner reports · September 18, 2026 snapshot.
5 crash reports15 fire reports3 injury reports
Seats complaints 1 reports Clear category filter Mileage unknown · May 30, 1996
Electrical System Engine And Engine Cooling Exterior Lighting Fire
UNDER HOOD FIRE, CAUSE UNKNOWN. *AK CONSUMER STATES THERE WAS NO COLLSION, NO WARNING, LIGHTS ON THE PANEL WERE ACTIVATED AND THERE WAS NO SUDDEN ACCELERATION.DECELERATION NOTICED, NO NOISES, CONSUMER WAS AT STOP LIGHT AND NOTICED BLACK SMOK FROM THE ENGINE AND HE PROMPTLY TURNED OFF ENGINE AND RELEASED THE HOOD, CONSUMER …
Read full complaint UNDER HOOD FIRE, CAUSE UNKNOWN. *AK CONSUMER STATES THERE WAS NO COLLSION, NO WARNING, LIGHTS ON THE PANEL WERE ACTIVATED AND THERE WAS NO SUDDEN ACCELERATION.DECELERATION NOTICED, NO NOISES, CONSUMER WAS AT STOP LIGHT AND NOTICED BLACK SMOK FROM THE ENGINE AND HE PROMPTLY TURNED OFF ENGINE AND RELEASED THE HOOD, CONSUMER OBSERVED THE FIRE IN ITS ENTIRETY, STARTING FROM THE ENGINE MOVING TO THE BACK OF THE VEHICLE PRIOR TO INCIDENT CONSUMER HAD NUMEROUS PROBLEMS RIGHT REAR BUMPER, BRAKE LIGHTS WERE NOT WORKING FUSES HAD TO BE REPLACED, REAR ARM REST, ENTIRE HYDRALIC SYSTEM NEEDED TO BE REPLACED ROTORS WARPED, EXHAUST WAS SLIGHTLY BENT, MOUNTS WERE BALANCED, BACK SEAT SLIDE FOWARD WHEN BRAKES ARE BEING APPLIED, RIGHT HEAD LIGHT INOPERABLE, SIDE TURN SIGNAL INOPERABLE, FUEL INJECTION SERVICED..*JB
NHTSA ODI #985059
Recall campaigns 2 Sep 20, 1990
IMPROPERLY INSTALLED HOSE ON THE OIL COOLER COULD COME IN CONTACT WITH THE EXHAUST MANIFOLD AND COULD MELT.
Consequence & remedy Consequence: ENGINE OIL COULD LEAK OUT WITH POTENTIAL FOR ENGINESEIZURE AND DAMAGE AND COULD RESULT IN A FIRE.
Remedy: PROPERLY INSTALL COOLER HOSE CLIP TO PREVENT CONTACT WITH EXHAUST MANIFOLD.
Sep 20, 1990
PUTTING IN MORE TRANSMISSION OIL THAN SPECIFIED CAN CAUSE OIL TO BLEED THROUGH AIR GROOVE ON TO THE EXHAUST MANIFOLD IF OIL TEMPERATURE RISES.
Consequence & remedy Consequence: THIS COULD CAUSE SMOKE EMISSION FROM THE MANIFOLD, WHICHCOULD IGNITE RUBBER HOSES AND RESULT IN A FIRE.
Remedy: REPLACE OIL LEVEL GAUGE AND NOTIFY OWNERS TO USE ONLY THE SPECIFIED AMOUNT OF AUTOMATIC TRANSMISSION FLUID.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
Defect investigations 5 DP92015 · Engine Compartment Fires Opened Jul 30, 1992 · Closed Nov 25, 1992
Status: closed (inferred from source dates) · Engine And Engine Cooling
ENGINE COMPARTMENT FIRES
EA92018 · Heater Core Failure Opened Jun 2, 1992 · Closed Apr 2, 1993
Status: closed (inferred from source dates) · Visibility:defroster/defogger/hvac System
There is no summary currently available
DP92005 · Defective Heater Cores Opened Mar 3, 1992 · Closed Jun 2, 1992
Status: closed (inferred from source dates) · Visibility:defroster/defogger/hvac System
DEFECTIVE HEATER CORES
EA91033 · Rear Door Hinge Separation Opened Jul 15, 1991 · Closed Jul 28, 1992
Status: closed (inferred from source dates) · Structure
There is no summary currently available
PE91046 · Rear Door Hinge Separation Opened Feb 19, 1991 · Closed Jul 15, 1991
Status: closed (inferred from source dates) · Structure
There is no summary currently available
An investigation is not a finding of a defect, and closure does not prove a vehicle is problem-free.
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