Model year record

1991 Isuzu Trooper recalls & problems

The 1991 Isuzu Trooper has 3 safety recalls and 57 owner complaints on file with NHTSA. The most-reported problem area is engine and engine cooling (14 complaints).

Recalls3safety recalls

Complaints57filed by owners

Crashes · fires5 · 15reported in complaints

Injuries · deaths4 · 3reported in complaints

Safety recalls

Trailer hitchesJul 22, 1993

Trailer hitches

Recall 93E023000670 vehicles

Problem: THE WELD ON THE RECEIVER UNIT OF THE TRAILER HITCH CAN BREAK.
Risk: IF THE FAILURE OCCURS, THE TRAILER CAN SEPARATE FROM THETOWING VEHICLE, AND COULD RESULT IN A VEHICLE CRASH WITHOUT WARNING.
Fix: REPLACE THE TRAILER HITCH.

Power trainSep 20, 1990

Automatic transmission

Recall 90V16700017,048 vehicles

Problem: PUTTING IN MORE TRANSMISSION OIL THAN SPECIFIED CAN CAUSE OIL TO BLEED THROUGH AIR GROOVE ON TO THE EXHAUST MANIFOLD IF OIL TEMPERATURE RISES.
Risk: THIS COULD CAUSE SMOKE EMISSION FROM THE MANIFOLD, WHICHCOULD IGNITE RUBBER HOSES AND RESULT IN A FIRE.
Fix: REPLACE OIL LEVEL GAUGE AND NOTIFY OWNERS TO USE ONLY THE SPECIFIED AMOUNT OF AUTOMATIC TRANSMISSION FLUID.

Engine and engine coolingSep 20, 1990

Cooling system › Hoses/lines/piping/fittings

Recall 90V16600012,222 vehicles

Problem: IMPROPERLY INSTALLED HOSE ON THE OIL COOLER COULD COME IN CONTACT WITH THE EXHAUST MANIFOLD AND COULD MELT.
Risk: ENGINE OIL COULD LEAK OUT WITH POTENTIAL FOR ENGINESEIZURE AND DAMAGE AND COULD RESULT IN A FIRE.
Fix: PROPERLY INSTALL COOLER HOSE CLIP TO PREVENT CONTACT WITH EXHAUST MANIFOLD.

Recall repairs are free at any authorised dealer. A recall listed here may already have been fixed on a particular car: enter its 17-character VIN at nhtsa.gov/recalls to see open recalls.

Crash test ratings

1991 Isuzu Trooper II 4-DR. 4x4

OverallNot Rated

Frontal crash	Not Rated
Side crash	Not Rated
Rollover	Not Rated

NHTSA 5-Star Safety Ratings (New Car Assessment Program). Ratings are comparable only between vehicles of similar size and weight, and ratings from 2011 on use tougher tests than earlier years. Photos: NHTSA.

Fuel economy

Trooper

15mpg combined

City / highway	14 / 17 mpg
Fuel	Regular Gasoline

2.6 L · 4 cyl · Automatic 4-spd · 4-Wheel or All-Wheel Drive · about $4,450/year to fuel

Trooper

15mpg combined

City / highway	15 / 17 mpg
Fuel	Regular Gasoline

2.6 L · 4 cyl · Manual 5-spd · 4-Wheel or All-Wheel Drive · about $4,450/year to fuel

Trooper

15mpg combined

City / highway	14 / 17 mpg
Fuel	Regular Gasoline

2.8 L · 6 cyl · Automatic 4-spd · 4-Wheel or All-Wheel Drive · about $4,450/year to fuel

Trooper

15mpg combined

City / highway	14 / 17 mpg
Fuel	Regular Gasoline

2.8 L · 6 cyl · Manual 5-spd · 4-Wheel or All-Wheel Drive · about $4,450/year to fuel

EPA estimates from fueleconomy.gov for each engine and transmission sold. Annual cost is the EPA's estimate for 15,000 miles a year at its current fuel and electricity price assumptions. Your results will vary.

What owners report

Problem area	Complaints	Crashes	Fires	Injuries	Typical mileage*
Engine and engine coolingEngine › Gasoline; Engine	14	0	9	0	—
Power trainAutomatic transmission; Clutch assembly	12	1	4	0	—
WheelsLugs/nuts/bolts/studs; Multi piece	9	0	0	0	—
Electrical systemWiring; Wiring › Front underhood	7	0	4	1	—
Vehicle speed controlAccelerator pedal; Cables	6	0	0	0	—
Fuel system, gasolineDelivery › Fuel pump; Fuel injection system	6	0	2	0	—
TiresTread/belt	4	1	0	1	—
Service brakes, hydraulicFoundation components › Disc › Rotor; Foundation components	3	0	1	0	—
StructureBody › Door; Body › Bumpers	2	0	1	0	—
Seat beltsFront › Buckle assembly	2	1	0	0	—
Exterior lightingHeadlights › Switch	2	0	1	0	—
SuspensionFront	2	2	0	2	—

*Median odometer reading when the problem happened, where owners gave one. One complaint can name several problem areas.

Recent owner complaints

Vehicle speed control › Accelerator pedal
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 NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 135,000. UPDATED 5/29/15*CN
Sep 15, 2014 · 135,000 miles
Service brakes, hydraulic › Foundation components › Disc › Pads
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
Oct 20, 2004
Vehicle speed control
INTERMITTENTLY WHILE DRIVING BETWEEN 50 TO 60 MPH AND SHIFTING FROM LOWER TO HIGHER LEVER GEAR VEHICLE EXPERIENCE SUDDEN ACCELERATION. *AK
May 4, 2004
Engine and engine cooling › EngineFire
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
Jul 5, 2003
Power train › Automatic transmission
THERE WAS A RECALL REGARDING THE AUTOMATIC TRANSMISSION, HOWEVER CONSUMER WAS INFORMED VEHICLE WAS NOT INCLUDED DUE TO THE VEHICLE IDENTIFICATION NUMBER.*JB
Feb 10, 2003
Power train › Automatic transmission
NO SUMMARY LISTED FOR ABOVE VEHICLE. *AK
Jun 1, 2002
Tires › Tread/belt
ORIGINAL 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
Jul 23, 2001
Tires › Tread/beltCrash1 injury
PE00 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
Apr 23, 2000

Owner complaints are submitted to NHTSA by the public and are not verified. Shown as filed (NHTSA removes personal details); long reports are shortened.

NHTSA defect investigations

ENGINE COMPARTMENT FIRESClosed
ENGINE COMPARTMENT FIRES
DP92015 · opened Jul 30, 1992 · closed Nov 25, 1992
HEATER CORE FAILUREClosed
There is no summary currently available
EA92018 · opened Jun 2, 1992 · closed Apr 2, 1993
DEFECTIVE HEATER CORESClosed
DEFECTIVE HEATER CORES
DP92005 · opened Mar 3, 1992 · closed Jun 2, 1992
REAR DOOR HINGE SEPARATIONClosedLed to recall 92V093000
There is no summary currently available
EA91033 · opened Jul 15, 1991 · closed Jul 28, 1992
REAR DOOR HINGE SEPARATIONClosed
There is no summary currently available
PE91046 · opened Feb 19, 1991 · closed Jul 15, 1991