NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
49 reports56,000 miles · Nov 28, 2004
Engine And Engine Cooling
I BOUGHT THE TRUCK IN OCTOBER 2004. NOTICED IT WAS USING SOME OIL. I TOOK THE VEHICLE ON A 900 MILES TRIP AFTER AN OIL CHANGE. I KEPT TRACK OF ITS OIL LEVEL AND ON THE FINAL 200 MILES OF DRIVING IT USED ABOUT A 1/2 QUART OF OIL. THE TRUCK HAS 56,000 MILES ON IT AND IS IN OTHERWISE EXCELLENT CONDITION. I HAVE LOOKED AT OTHER…
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I BOUGHT THE TRUCK IN OCTOBER 2004. NOTICED IT WAS USING SOME OIL. I TOOK THE VEHICLE ON A 900 MILES TRIP AFTER AN OIL CHANGE. I KEPT TRACK OF ITS OIL LEVEL AND ON THE FINAL 200 MILES OF DRIVING IT USED ABOUT A 1/2 QUART OF OIL. THE TRUCK HAS 56,000 MILES ON IT AND IS IN OTHERWISE EXCELLENT CONDITION. I HAVE LOOKED AT OTHER SITES AND FOUND THIS TO BE A COMMON FLAW WITH THE 3.5 LITER MOTOR. I WOULD ENCOURAGE OTHERS TO WRITE TO THE NHTSA ABOUT THIS PROBLEM TO POSSIBLY HAVE THIS REMEDIED. PLEASE LET OTHERS KNOW.*AK
NHTSA ODI #10100657
Mileage unknown · Nov 25, 2004
Engine And Engine Cooling
I PUCHASED MY 2000 ISUZU TROOPER IN FEBRUARY 2004 WITH 36,000 MILES ON THE ENGINE. SINCE THEN I HAVE CHANGED MY OWN OIL EVERY 3,000 MILES RELIGIOUSLY. I HAVE EITHER CHANGED AT MY WORK (A LOCAL CHEVROLET DEALERSHIP) OR AT MY OWN HOME.*AK THE LAST TIME I CHANGED MY OIL WAS 2 MONTHS AGO (9/25/04) AT 47900 MILES AND ON (11/24/0…
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I PUCHASED MY 2000 ISUZU TROOPER IN FEBRUARY 2004 WITH 36,000 MILES ON THE ENGINE. SINCE THEN I HAVE CHANGED MY OWN OIL EVERY 3,000 MILES RELIGIOUSLY. I HAVE EITHER CHANGED AT MY WORK (A LOCAL CHEVROLET DEALERSHIP) OR AT MY OWN HOME.*AK THE LAST TIME I CHANGED MY OIL WAS 2 MONTHS AGO (9/25/04) AT 47900 MILES AND ON (11/24/04) WITH 49800 MILES THE OIL LIGHT FLASHED AT ME WHEN I CAME TO A STOP ABOUT A BLOCK FROM MY HOME THEN WENT OUT. ONCE I GOT HOME I CHECKED THE OIL AND IT DID NOT REGISTER ON THE DIPSTICK AT ALL. I STARTED TO POUR IN OIL IT TOOK ALL OF 4 QUARTS OF OIL TO FILL IT FULL. THIS IS AN ON GOING PROBLEM WITH MY VEHICLE BEING I HAVE BEEN TRYING TO KEEP RECORD OF IT AS I WAS ADVISED BY A REPAIR SHOP MONTHS AGO WHEN I FIRST NOTICED THE PROBLEM WITH THIS VEHICLE SHORTLY AFTER I PURCHASED IT. I BELIEVE BY NOW I AM OVER THE 60 MONTH WARRANTY PER ISUZU BUT I WILL CHECK ON THAT (11/26/04), BUT I ALSO HAVE AN EXTENDED WARRANTY THROUGH HERITAGE THAT I PURCHASED WITH THE TROOPER. I AM PROBABLY ONE OF THE FEW THAT MAY GET THIS TAKEN CARE OF ON SOMEONE ELSE'S DIME. BUT I PERSONALLY KNOW THAT THIS IS A KNOWN PROBLEM BY THE MANUFACTURER AND THERE ARE MANY PEOPLE OUT THERE WITH THIS SAME TYPE OF VEHICLE WITH THIS PROBLEM AS I HAVE SEEN ON THE INTERNET. ALL YOU HAVE TO DO IS TYPE "OIL CONSUMPTION 2000 ISUZU TROOPER" AND HAVE FUN, IT WILL KEEP YOU BUSY ALL DAY. I BELIEVE THE MANUFACTURE SHOULD DO SOMETHING ABOUT THIS PROBLEM.
NHTSA ODI #10100537
57,000 miles · Nov 11, 2004
Engine And Engine Cooling
I HAVE BEEN ADDING 1-2 QUARTS OF OIL EVERY 5,000 MILES. DEALERSHIP SAYS THEY CANNOT FIND PROBLEM. CHECK ENGINE LIGHT CAME ON AND THEY SAY THAT THE PROBLEM IS THE VALVE WHICH IS NOT COVERED UNDER POWERTRAIN WARRANTY COSTING ME $470. AND THEY STILL DON'T KNOW WHY I HAD TO ADD TWO QUARTS OVER THE LAST 2500 MILES.*JB
NHTSA ODI #10098679
71,000 miles · Aug 11, 2004
Engine And Engine Cooling
2000 ISUZU TROOPER WITH 71,000 MILES. EXCESSIVE OIL LOST. I AM THE SECOND OWNER OF THIS VEHICLE. I HAVE ALWAYS CHANGED THE OIL AT 3000 MILES. THERE ARE NO OIL LEAKS. YESTERDAY THE OIL LIGHT CAME ON AND I ADDED 4 QUARTS. THIS BROUGHT THE OIL LEVEL TO THE "ADD 1 QUART MARK". IN 3000 MILES MY TROOPER CONSUMED 5 QUARTS OF OIL. I NO…
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2000 ISUZU TROOPER WITH 71,000 MILES. EXCESSIVE OIL LOST. I AM THE SECOND OWNER OF THIS VEHICLE. I HAVE ALWAYS CHANGED THE OIL AT 3000 MILES. THERE ARE NO OIL LEAKS. YESTERDAY THE OIL LIGHT CAME ON AND I ADDED 4 QUARTS. THIS BROUGHT THE OIL LEVEL TO THE "ADD 1 QUART MARK". IN 3000 MILES MY TROOPER CONSUMED 5 QUARTS OF OIL. I NOW HAVE TO REPLACE THE ENGINE ... $7400. I HAVE SPOKEN TO SEVERAL MECHANICS AND HAVE DONE RESEARCH ON THE WEB AND HAVE DISCOVERED THAT THIS IS A VERY COMMON PROBLEM. I WOULD LIKE TO SUGGEST A RECALL TO HOLD ISUZU RESPONSIBLE FOR A DEFECTIVE DESIGN. *JB
NHTSA ODI #10086660
45,959 miles · Jul 15, 2004
Engine And Engine Cooling
CHANGED OIL AT 44900 MILES. WENT ON A TRIP AFTER 1000 MILES ENIGNE FREEZES THEN OIL LIGHT COMES ON AFTER SUV COMES TO A COMPLETE STOP. LUCKY TO GET OFF TO THE SIDE OF THE INTERSTATE. HAD SUV TOWED 700 MILES TO DEALER. SUV IS UNDER WARRANTY. TOLD BY ISUZU ITS MY PROBLEM NO OIL IN THE ENGINE. TOLD BY AN INDEPENDENT MECHANIC THAT T…
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CHANGED OIL AT 44900 MILES. WENT ON A TRIP AFTER 1000 MILES ENIGNE FREEZES THEN OIL LIGHT COMES ON AFTER SUV COMES TO A COMPLETE STOP. LUCKY TO GET OFF TO THE SIDE OF THE INTERSTATE. HAD SUV TOWED 700 MILES TO DEALER. SUV IS UNDER WARRANTY. TOLD BY ISUZU ITS MY PROBLEM NO OIL IN THE ENGINE. TOLD BY AN INDEPENDENT MECHANIC THAT THE OIL HAD BEEN BURNED, NOT LEAKING. *LA
NHTSA ODI #10081148
36,000 miles · Mar 20, 2004
Engine And Engine Cooling
CAR HAS LOST POWER AND GAS MILEAGE HAS BEEN CUT IN HALF (MAYBE 12 MPG AT BEST) HAS ONLY 39000 MILES...DEALER SAYS THE TUBES THAT RECYCLE UN-BURNED GAS FUMES ARE CLOGGED AND NEED CLEANING BUT THEY NOR ISUZU HAS A TOOL TO DO THE JOB...IT'S HARD TO BELIEVE THAT A HUGE COMPANY LIKE ISUZU WOULD HAVE SUCH A PROBLEM. *JB
NHTSA ODI #10062691
12,107 miles · Jan 15, 2004
EquipmentUnknown Or Other
OUR 2000 ISUZU TROPPER IS DANGEROUS TO DRIVE. THE DEFECTS OF THE CAR COULD POTENTIALLY CAUSE DEAD OR COULD CAUSE SERIOUS BODILY INJURIES. THE REDUCE POWER IS VERY DANGEROUS BECAUSE THE DRIVER WILL BE TRAVELING AT HIGHWAY POSTED SPEEDS UP TO 70 MPH AND THE CAR WILL AUTOMATICALLY REDUCE SPEED TO AS LOW AS 35 MPH. THE CAR ALSO REDU…
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OUR 2000 ISUZU TROPPER IS DANGEROUS TO DRIVE. THE DEFECTS OF THE CAR COULD POTENTIALLY CAUSE DEAD OR COULD CAUSE SERIOUS BODILY INJURIES. THE REDUCE POWER IS VERY DANGEROUS BECAUSE THE DRIVER WILL BE TRAVELING AT HIGHWAY POSTED SPEEDS UP TO 70 MPH AND THE CAR WILL AUTOMATICALLY REDUCE SPEED TO AS LOW AS 35 MPH. THE CAR ALSO REDUCES POWER FOR SPEEDS AS LOW AS 40 MPH TO ABOUT 15 MPH AND THERE IS NOTHING THE DRIVER CAN DO. DUE TO THIS DEFAULT, OUR LIVES HAVE BEEN PLACED IN DANGER BECAUSE WE HAVE HAD TO MAKE ERRATIC MOVES TO AVOID BEING IN AN ACCIDENT. ANOTHER PROBLEM WITH THE CAR OCCURS WHEN IT IS AT IDLE (FOR EXAMPLE, A RED TRAFFIC LIGHT), THE CAR WILL SIMPLY SHUT-OFF. THE VEHICLE HAS BECOME SO UNSAFE WE HAVE STOPPED DRIVING IT AND NOW RELY ON ONE VEHICLE. WE TAKEN THE CAR IN SIX TIMES AND IT STILL NOT REPAIRED. A. HARRIS
NHTSA ODI #10070834
Mileage unknown · Oct 15, 2003
Engine And Engine Cooling
IN FEBRUARY 2003, I BROUGHT MY 2000 ISUZU INTO A MECHANIC SHOP TO HAVE THE INTAKE GASKET, UPPER AND LOWER REPLACED, AFTER OWNING MY VEHICLE FOR ONLY SIX MONTHS. AT THAT TIME MY ENGINE LIGHT HAD COME ON AND STAYED ON. AFTER HAVING THE INTAKE GASKET REPAIRED THE LIGHT REMAINED ON. I WAS TOLD BY THE MECHANIC THAT THERE WAS A WIR…
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IN FEBRUARY 2003, I BROUGHT MY 2000 ISUZU INTO A MECHANIC SHOP TO HAVE THE INTAKE GASKET, UPPER AND LOWER REPLACED, AFTER OWNING MY VEHICLE FOR ONLY SIX MONTHS. AT THAT TIME MY ENGINE LIGHT HAD COME ON AND STAYED ON. AFTER HAVING THE INTAKE GASKET REPAIRED THE LIGHT REMAINED ON. I WAS TOLD BY THE MECHANIC THAT THERE WAS A WIRING PROBLEM AND IT WOULD COST MORE TO FIX IT OR I COULD JUST IGNORE IT. NOW, SIX MONTHS LATER, I HAVE A BLOWN ENGINE. I WAS INFORMED THAT MY VEHICLE HAD USED FOUR QUARTS OF OIL IN LESS THAN 3000 MILES. I NEVER RECEIVED A WARNING INDICATING MY OIL WAS LOW. THE MECHANIC INFORMED ME MY VEHICLE HAD BEEN BURNING THE OIL, NO LEAKING IT, BECAUSE IT WAS APPARENT BY THE APPEARANCE OF THE MUFFLER. *LA
NHTSA ODI #10042988
Mileage unknown · Oct 12, 2003
Power TrainService Brakes, HydraulicWheels
DRIVE SHAFT ON VEHICLE IS OUT OF ROUND CAUSING VEHICLE TO SHIMMY. *MR THERE WAS A RUMBLING AND OR SHIMMY WHILE THE VEHICLE WAS BEING DRIVEN AT ANY SPEED. THE CONSUMER HAD GONE TO A SERVICE DEALER WHERE THEY CHANGED THE REAR DRIVE SHAFT AND STATED THAT MOST OF THE PROBLEM HAD BEEN ELIMINATED HOWEVER, THE SYMPTOM STILL EXISTE…
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DRIVE SHAFT ON VEHICLE IS OUT OF ROUND CAUSING VEHICLE TO SHIMMY. *MR THERE WAS A RUMBLING AND OR SHIMMY WHILE THE VEHICLE WAS BEING DRIVEN AT ANY SPEED. THE CONSUMER HAD GONE TO A SERVICE DEALER WHERE THEY CHANGED THE REAR DRIVE SHAFT AND STATED THAT MOST OF THE PROBLEM HAD BEEN ELIMINATED HOWEVER, THE SYMPTOM STILL EXISTED DUE TO THE WHEELS BEING OUT OF ROUND. THE FRONT BRAKE ROTORS WERE ALSO OUT OF ROUND. *SCC *JB
NHTSA ODI #10044104
Mileage unknown · Mar 20, 2003
Power Train
NAR 03-24-2003 MR WHEN THE VEHICLE WAS COLD AND THE CONSUMER ATTEMPTED TO ACCELERATE ONTO THE HIGHWAY, THE VEHICLE STALLED REPEATEDLY. THE CHECK TRANSMISSION AND REDUCED POWER LIGHT ILLUMINATED. *JB
NHTSA ODI #10012353