IllustrationORIGINAL EQUIPMENT ON 1991, TROOPER, P235/75R15 SIZE. TREAD ON LEFT REAR TIRE SEPARATED AT HIGHWAY SPEEDS. *AK CONSUMER STATES VIBRATION STARTED AT 40 MPH AND THE FAILURE WAS SUDDEN, BRIDGESTONE DESERT DUELER TIRE. *SLC
1991 Isuzu Trooper
Owner reports · Recalls · Investigations
Similar to other model years
Owner complaints for the 1991 Isuzu Trooper do not stand out strongly from the model-year median of 25.
About this comparison →How this year compares
Owner complaints by model year
Compare all Trooper years →Counts vary with age, sales 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.
What to inspect
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
Tires complaints
4 reportsPE00 020; CONSUMER WAS TRAVELING 75MPH ON HIGHWAY AND LOST CONTROL OF VEHICLE BECAUSE REAR TIRE TREAD SEPARATED FROM TIRE, AND FLIPPED MULTIPLE TIMES. *AK DRIVER DIED FROM HEAD INJURIES, I PERSON WAS INJURED, TIRES WERE BRIDGESTONE DESERT DUELLER, SIZE P235/75R15, DOT WK13356. *SLC
TIRE TREAD SEPARATED, FIRESTONE STYLE. SAME THING HAPPENED A COUPLE YEARS AGO WITH THE SAME TIRE TYPE ON THE SAME CAR. (DOT NUMBER: HYHLF75195 TIRESIZE: 23575R15)
WHILE DRIVING COULD HEAR NOISE COMING FROM REAR LEFT TIRE WHERE TREAD HAD SEPARATED. THEN, PULLED TO THE SIDE OF ROAD AND TIRE STILL HAD AIR IN IT. *AK
Official recalls
290V166000 · Engine And Engine Cooling:cooling System:hoses/lines/piping/fittings
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.
90V167000 · Power Train:automatic Transmission
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 ↗
NHTSA investigations
5DP92015 · 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