1991 Isuzu TROOPER: complaints, problems and recalls
Explore the records behind recurring owner reports.
Key facts
32 owner complaints analyzed
2 distinct recall campaigns
135,000 mi median reported failure mileage
Scope: 1991 model year. Data snapshot: . 1 complaints include usable failure mileage.
Most common problems
Power Train:Automatic Transmission is the most frequently named component, appearing in 6 of 32 complaints (18.8%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Transmission and shifting | 7 | 21.9% |
| Braking behavior | 4 | 12.5% |
| Fuel system concerns | 3 | 9.4% |
| Electrical and battery issues | 2 | 6.3% |
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.
| Category | Count |
|---|---|
| Power Train:Automatic Transmission | 6 |
| Tires:Tread/Belt | 4 |
| Wheels:Lugs/Nuts/Bolts/Studs | 4 |
| Electrical System:Wiring | 3 |
| Engine And Engine Cooling:Engine | 3 |
| Vehicle Speed Control:Accelerator Pedal | 3 |
| Vehicle Speed Control | 2 |
| Electrical System:Wiring:Front Underhood | 1 |
Power Train:Automatic Transmission: 6; Tires:Tread/Belt: 4; Wheels:Lugs/Nuts/Bolts/Studs: 4; Electrical System:Wiring: 3; Engine And Engine Cooling:Engine: 3; Vehicle Speed Control:Accelerator Pedal: 3; Vehicle Speed Control: 2; Electrical System:Wiring:Front Underhood: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| 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 | 1 |
| 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: 1; 150,000 and above: 0
100,000 to 149,999 miles has the most reports with usable mileage (1). 31 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.
| Category | Count |
|---|---|
| 1995 | 9 |
| 1996 | 9 |
| 2000 | 6 |
| 2001 | 2 |
| 2002 | 1 |
| 2003 | 2 |
| 2004 | 2 |
| 2015 | 1 |
1995: 9; 1996: 9; 2000: 6; 2001: 2; 2002: 1; 2003: 2; 2004: 2; 2015: 1
Pattern summary
Power Train:Automatic Transmission leads the component reports. Transmission and shifting appears in 7 complaint narratives. Braking behavior appears in 4 complaint narratives. Fuel system concerns appears in 3 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.
Examples from the source records
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10006794 · 2003-02-10 (February 10, 2003)
THERE WAS A RECALL REGARDING THE AUTOMATIC TRANSMISSION, HOWEVER CONSUMER WAS INFORMED VEHICLE WAS NOT INCLUDED DUE TO THE VEHICLE IDENTIFICATION NUMBER.*JB
Owner-reported narrative. Look up ODI 10006794 at NHTSA ↗
Owner report 10047781 · 2003-11-05 (November 5, 2003)
VEHICLE'S ENGINE COMPARTMENT CAUGHT ON FIRE.*MR CONSUMER WAS AT A TOLL BOTH WHEN SHE NOTICED SMOKE COMING FROM THE ENGINE COMPARTMENT. SHE PULL OVER INTO THE EMPLOYEE PARKING LOT AND EXITED THE VEHICLE WITH THREE OTHER OCCUPANTS. THE FIRE WAS EXTINGUISHED BY THE FIRE DEPARTMENT. THERE WERE NO INJURIES. *PH *NLM
Owner-reported narrative. Look up ODI 10047781 at NHTSA ↗
Owner report 10072032 · 2004-05-04 (May 4, 2004)
INTERMITTENTLY WHILE DRIVING BETWEEN 50 TO 60 MPH AND SHIFTING FROM LOWER TO HIGHER LEVER GEAR VEHICLE EXPERIENCE SUDDEN ACCELERATION. *AK
Owner-reported narrative. Look up ODI 10072032 at NHTSA ↗
Owner report 10101401 · 2004-11-19 (November 19, 2004)
WHILE APPLYING THE BRAKE PEDAL CONSUMER HEARD A LOUD SQUEAKING NOISE AND VEHICLE VIBRATED UNCONTROLLABLY. VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION, AND MECHANIC DETERMINED THAT THE BRAKE PADS NEEDED TO BE REPLACED. ALSO, CONSUMER NOTICED THAT WHILE APPLYING THE ACCELERATOR PEDAL VEHICLE FAILED TO MOVE AND THE ACCELERATOR PEDAL STUCK. *AK
Owner-reported narrative. Look up ODI 10101401 at NHTSA ↗
Owner report 10683039 · 2015-02-12 (February 12, 2015)
TL* THE CONTACT OWNS A 1991 ISUZU TROOPER. THE CONTACT STATED THAT THE ACCELERATOR CABLE WAS STUCK WHICH CAUSED THE ACCELERATOR PEDAL NOT TO RELEASE. THE FAILURE WAS PROGRESSING MORE FREQUENTLY. THE CONTACT STATED THAT THE ENGINE SPEED WOULD NOT IMMEDIATELY DECREASE UPON THE RELEASE OF THE ACCELERATOR PEDAL AND THE VEHICLE WAS PULLED OVER TO ADJUST THE PEDAL; HOWEVER, THE FAILURE RECURRED INTERMITTENTLY. THE VEHICLE WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 04V199000 (VEHICLE SPEED CONTROL). THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS N…
Owner-reported narrative. 135,000 miles reported. Look up ODI 10683039 at NHTSA ↗
Owner report 483849 · 1995-09-08 (September 8, 1995)
TRANSMISSION HARNESS WIRES SHORTED, CAUSING FIRE. *DSH
Owner-reported narrative. Look up ODI 483849 at NHTSA ↗
Owner report 484321 · 1995-07-21 (July 21, 1995)
FRONT BRAKE ROTORS REPLACED 4 TIMES DUE TO BRAKES PULSATING. *SKD
Owner-reported narrative. Look up ODI 484321 at NHTSA ↗
Owner report 487826 · 1995-11-27 (November 27, 1995)
TRANSMISSION REPAIRED 4 TIMES, VEHICLE CAUGHT ON FIRE DUE TO OVERFLOW OF TRANSMISSION FLUID. *SD
Owner-reported narrative. Look up ODI 487826 at NHTSA ↗
Recall history
2 distinct campaigns affect this selection. Announcement dates below are different from vehicle model years. A campaign may cover multiple years.
90V166000 · Engine And Engine Cooling:Cooling System:Hoses/Lines/Piping/Fittings
Reported: 1990-09-20 (September 20, 1990)
IMPROPERLY INSTALLED HOSE ON THE OIL COOLER COULD COME IN CONTACT WITH THE EXHAUST MANIFOLD AND COULD MELT.
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.
NHTSA campaign record ↗90V167000 · Power Train:Automatic Transmission
Reported: 1990-09-20 (September 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: 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.
NHTSA campaign record ↗