The 1994 Isuzu Trooper has 2 NHTSA recall campaigns affecting an estimated 195,202 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 58 complaints with NHTSA, most often about the tires. Last updated July 5, 2026.
ON CERTAIN SPORT UTILITY VEHICLES, THE ACCELERATOR CABLE CAN STICK SO THAT THE ENGINE SPEED WILL NOT IMMEDIATELY DECREASE UPON RELEASE OF THE ACCELERATOR PEDAL.
Consequence
THIS CAN CAUSE THE ACCELERATOR THROTTLE CABLE TO DELAY RPM AND VEHICLE SPEED REDUCTION FOR SEVERAL SECONDS AFTER THE ACCELERATOR PEDAL IS RELEASED, WHICH IN TURN, CAN LEAD TO A CRASH.
Remedy
DEALERS WILL REPLACE THE THROTTLE CABLE RUBBER BOOT. OWNER NOTIFICATION BEGAN ON MAY 24, 2004. OWNERS SHOULD CONTACT ISUZU AT 1-800-255-6727.
ENGINE AND ENGINE COOLING94V1320001994-07-19122,297 affected
Defect
CONSTANT EXPANSION AND CONTRACTION OF THE CYLINDER HEAD CAUSES THE CAMSHAFT SEAL END PLUG CAN BECOME DISLODGED FROM THE CYLINDER HEAD. THIS ALLOWS OIL TO LEAK FROM THE CAMSHAFT.
Consequence
THIS CAN CAUSE ENGINE DAMAGE AND POSSIBLE ENGINE FIRE FROM OIL LEAKING ONTO THE HOT EXHAUST SYSTEM.
Remedy
DEALERS WILL INSTALL CAMSHAFT END SEAL PLUG RETAINER PLATES.
Complaints by component
TIRES
5
ENGINE AND ENGINE COOLING:ENGINE
4
1fires
ENGINE AND ENGINE COOLING
3
1fires
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
3
STRUCTURE:FRAME AND MEMBERS
3
SUSPENSION:FRONT
3
1crashes2injuries
TIRES:TREAD/BELT
3
1crashes
ELECTRICAL SYSTEM:IGNITION
2
ELECTRICAL SYSTEM:STARTER ASSEMBLY
2
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
2
Total complaints58
What owners report
Verbatim reports filed with NHTSA, lightly edited for readability and with personal
information removed.
“Rear main seal is leaking oil massively.”
“Tl*the contact owns a 1994 isuzu trooper. The contact stated that the throttle cables feel like the cruise control is always active. In addition, the rpms are constantly idling. There has also been an oil leak; however, the failure was unable to be duplicated. Oil leaked onto the steer plate and…”
“Tl*the contact owns a 1994 isuzu trooper. The contact stated that the throttle cables feel like the cruise control is always active. In addition, the rpms are constantly idling. There has also been an oil leak; however, the failure was unable to be duplicated. Oil leaked onto the steer plate and…”
“Power steering hose started have massive leak all of a sudden, and it was replaced the following morning. The power steering fluid had sprayed all over everything under the hood, which included soaking the alternator, which in turn made the alternator start to surge at time, causing the…”
“Power steering hose started have massive leak all of a sudden, and it was replaced the following morning. The power steering fluid had sprayed all over everything under the hood, which included soaking the alternator, which in turn made the alternator start to surge at time, causing the…”
“I have a 94 isuzu trooper subn, my motor needs replacing this is less then a year. I replaced a water pump 2xs, motor vealcover kasits/motor inside was no good. I replace the transmission, the driver shift is loose. I give the care the best car some thing about this car is falling apart. In less…”
“I have a 94 isuzu trooper subn, my motor needs replacing this is less then a year. I replaced a water pump 2xs, motor vealcover kasits/motor inside was no good. I replace the transmission, the driver shift is loose. I give the care the best car some thing about this car is falling apart. In less…”
“I have a 94 isuzu trooper subn, my motor needs replacing this is less then a year. I replaced a water pump 2xs, motor vealcover kasits/motor inside was no good. I replace the transmission, the driver shift is loose. I give the care the best car some thing about this car is falling apart. In less…”
Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL,
FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 1994 Isuzu Trooper as of
July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page
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