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1999 Isuzu Trooper

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 1999 Isuzu Trooper do not stand out strongly from the model-year median of 25.

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How this year compares

Owner complaints by model year

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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

45 reports with mileage · 36 unknown

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 56 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Power Train. Review the 8 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Vehicle Speed Control. Review the 7 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 reports1 fire reports2 injury reports

Electrical System complaints

5 reports
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Mileage unknown · Oct 3, 2005
Electrical SystemPower Train

ALTERNATOR PROBLEMS: I WAS DRIVING ON AN INTERSTATE THE CAR JUST SHUT DOWN IN THE MIDDLE OF TRAFFIC, HAD IT TOWED, TOOK 3 DAYS TO GET CAR BACK, PUT IN THE SECOND ALTERNATOR, IT QUIT ALSO, AGAIN IN TRAFFIC HAD TO HAVE IT TOWED. *JB TRANSMISSION: WAS DRIVING THE IN TRAFFIC, TRIED TO DRIVE, AND THE CAR JUST SAT THERE, WOULDN'T G…

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ALTERNATOR PROBLEMS: I WAS DRIVING ON AN INTERSTATE THE CAR JUST SHUT DOWN IN THE MIDDLE OF TRAFFIC, HAD IT TOWED, TOOK 3 DAYS TO GET CAR BACK, PUT IN THE SECOND ALTERNATOR, IT QUIT ALSO, AGAIN IN TRAFFIC HAD TO HAVE IT TOWED. *JB TRANSMISSION: WAS DRIVING THE IN TRAFFIC, TRIED TO DRIVE, AND THE CAR JUST SAT THERE, WOULDN'T GO, HAD TRANSMISSION PUT IN, TWO WEEKS LATER TRANSMISSION WENT OUT HAD ANOTHER TRANSMISSION PUT IN. 1999 TROOPER-APPARENTLY THESE HAVE GM TRANSMISSIONS..

NHTSA ODI #10138385

40,000 miles · Mar 2, 2005
Electrical SystemEngine And Engine CoolingFuel System, Gasoline

ISUZU TROOPER 1999 PROBLEM AFTER PROBLEM, ENGINE BURNING OIL. *BF AFTER THE ENGINE WAS REPLACED, THE ENGINE LIGHT ILLUMINATED AT LEAST 30 TIMES. THE DEALER GAVE THE CONSUMER ALL TYPES OF EXCUSES UNTIL FINALLY THEY SAID THEY DIDN'T KNOW WHAT WAS CAUSING THE LIGHT TO ILLUMINATE. THERE WERE OTHER PROBLEMS SUCH AS A HARD SHIFT …

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ISUZU TROOPER 1999 PROBLEM AFTER PROBLEM, ENGINE BURNING OIL. *BF AFTER THE ENGINE WAS REPLACED, THE ENGINE LIGHT ILLUMINATED AT LEAST 30 TIMES. THE DEALER GAVE THE CONSUMER ALL TYPES OF EXCUSES UNTIL FINALLY THEY SAID THEY DIDN'T KNOW WHAT WAS CAUSING THE LIGHT TO ILLUMINATE. THERE WERE OTHER PROBLEMS SUCH AS A HARD SHIFT WITH THE TRANSMISSION, WATER LEAKING THROUGH THE SUN ROOF, DIFFICULTY STARTING THE VEHICLE, UNEVEN TIRE WEAR, IN JUST 65,000 THE CONSUMER HAS GONE THROUGH 3 COMPLETE SETS OF TIRES. THE CONSUMER WAS TOLD THERE WAS A PROBLEM WITH THE FRAME OF THE VEHICLE AND IT COULD NOT BE ALIGNED. THE TIE RODS WERE REPLACED BECAUSE THEY WERE DEFECTIVE. IN THE PAST THE VEHICLE LUNGED FORWARD WHILE THE CONSUMER HAD HER FOOT FIRMLY PRESSED ON THE BRAKE. THE VEHICLE INTERMITTENTLY IDLED HIGH WHILE STOPPED. THE VEHICLE HAS ROLLED BACKWARDS WHILE IT WAS IN PARK. ANOTHER MECHANIC INFORMED THE CONSUMER THE PREVIOUS DEALER INSTALLED SEVERAL ELECTRICAL COMPONETS INCORRECTLY AND THERE WERE ALSO SOME DEFECTIVE PARTS THAT NEEDED TO BE REPLACED WHICH CAUSED THE ENGINE LIGHT TO COME ON. THE CONSUMER WAS GETTING POOR GAS MILEAGE. *JB

NHTSA ODI #10113417

Mileage unknown · Sep 21, 2004
Electrical SystemEngine And Engine CoolingPower TrainCrash

I BOUGHT A 1999 ISUZU TROOPER LIMITED EDITION 1 YEAR AGO THIS MONTH. SINCE BUYING IT I HAVE HAD THE STARTER REPLACED, THE ALTERNATOR REPLACED TWICE, THE SMALL BLOCK WAS BAD BECAUSE OF A FAILURE WITH THE DIPSTICK TO READ THE CORRECT AMOUNT OF OIL. MY SON WAS INVOLVED IN A MVA DUE TO THE FACT THAT THE VEHICLE WOULD NOT STOP AS THE…

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I BOUGHT A 1999 ISUZU TROOPER LIMITED EDITION 1 YEAR AGO THIS MONTH. SINCE BUYING IT I HAVE HAD THE STARTER REPLACED, THE ALTERNATOR REPLACED TWICE, THE SMALL BLOCK WAS BAD BECAUSE OF A FAILURE WITH THE DIPSTICK TO READ THE CORRECT AMOUNT OF OIL. MY SON WAS INVOLVED IN A MVA DUE TO THE FACT THAT THE VEHICLE WOULD NOT STOP AS THE ENGINE DECIDED TO RACE WHILE HE WAS COMING TO A SLOW STOP. THANK GOD NO ONE WAS INJURED IN THE ACCIDENT. THE CAR REVS UP AT AN IDLE AT A STOP OR SLOWING DOWN POSITION, AND NOW THE VEHICLE IS IN THE GARAGE BECAUSE THE TRANSMISSION IS BAD AND THE ALTERNATOR WENT AGAIN. THE FRONT WINDSHIELD IS NOT PROPERLY SEALED AND THE WINDOW FOGS UP IF YOU DON'T RUN THE DEFROSTER. THE DRAFT THAT COMES FROM THE FLOOR ON THE DRIVERS SIDE IS UNACCEPTABLE. I BOUGHT THIS CAR WITH LESS THAN 30,000 MILES ON IT AND IT NOW HAS LESS THAN 50,000. I REALLY DON'T UNDERSTAND WHY A VEHICLE WITH THIS LOW MILEAGE HAS SO MANY PROBLEMS AND IT IS IN THE SHOP MORE THAN IT IS OUT. I EXPECTED TO HAVE SOME PROBLEMS WITH A USED VEHICLE BUT NOT THIS MANY AND NOT THIS COSTLY! I HAVE BEEN READING ABOUT MANY SIMILAR PROBLEMS WITH THIS YEAR OF TROOPER AND I'M WONDERING WHAT IT'S GOING TO TAKE TO HAVE THE COMPANY STAND UP AND TAKE RESPONSIBILITY.*AK

NHTSA ODI #10092982

Mileage unknown · Jun 28, 2003
Electrical System

FRONT AND REAR SPEED SENSORS FOR TORQUE ON DEMAND HAVE BOTH GONE BAD WITH LESS THAN 35,000 ON THE VEHICLE. *NLM

NHTSA ODI #10023928

20,000 miles · Feb 20, 2003
Electrical System

VEHICLE HAS HAD LARGE NUMBER OF PROBLEMS WHICH LOCAL DEALER AND FACTORY REP. CANNOT IDENTIFY/FIX. AT HIGHWAY SPEEDS (AND SLOWER) CAR WILL SUDDENLY AND VIOLENTLY "SHUDDER" AS IF DYING, ONLY TO THEN RESUME SPEED AS IF NOTHING HAD HAPPENED. ALSO DIES OFTEN AT LIGHTS AND SLOW SPEEDS. DEALER/ISUZU NO HELP. LOOKS LIKE A VERY COMMO…

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VEHICLE HAS HAD LARGE NUMBER OF PROBLEMS WHICH LOCAL DEALER AND FACTORY REP. CANNOT IDENTIFY/FIX. AT HIGHWAY SPEEDS (AND SLOWER) CAR WILL SUDDENLY AND VIOLENTLY "SHUDDER" AS IF DYING, ONLY TO THEN RESUME SPEED AS IF NOTHING HAD HAPPENED. ALSO DIES OFTEN AT LIGHTS AND SLOW SPEEDS. DEALER/ISUZU NO HELP. LOOKS LIKE A VERY COMMON PROBLEM WITH THE '99 TROOPER, BASED ON OTHER COMPLAINTS...IF YOU'VE HAD SOME OF THESE 'SYMPTONS,' PLEASE EMAIL ME...PERHAPS WE CAN ASSIST EACH OTHER! EMAIL: TGMCDNLD@AOL.COM

NHTSA ODI #10007827

Official recalls

0

No recalls in this snapshot.

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

0

No exact-year investigations in this snapshot.