OIL SLUDGE PROBLEM. COOLANT IS LEAKING AND OIL SLUDGE IS BUILDING UP WITHIN THE MANIFOLD. IT IS USING 2 TO 3 QUARTS OF OIL ON A MONTHLY BASIS AND SMOKING WILL BADLY WHEN FIRST CRANKED. CAR CHECKED BY TOYOTA DEALERSHIP AND SAYS NOTHING IS WRONG WITH CAR. *JB
1996 Toyota 4 Runner
Owner reports · Recalls · Investigations
Similar to other model years
Owner complaints for the 1996 Toyota 4 Runner do not stand out strongly from the model-year median of 96.5.
About this comparison →How this year compares
Owner complaints by model year
Compare all 4 Runner years →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
Limited mileage data: 9 of 89 reports include usable mileage. There isn’t enough coverage to show a useful chart.
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 24 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Service Brakes, Hydraulic. Review the 16 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
- Suspension. Review the 16 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
Engine And Engine Cooling complaints
24 reportsI AM THE OWNER OF A 1996 TOYOTA 4RUNNER. THE 5VZ-FE BI-METAL ENGINE SUFFERED A CATASTROPHIC FAILURE. ACCORDING TO THE THE AUTHORIZED DEALER (TOYOTA 101 OF REDWOOD CITY), THE ENGINE OVERHEATED WHICH SUBSEQUENTLY LED TO THE ALUMINUM HEADS TO CRACK AROUND THE VALES. I AM AWARE THAT TOYOTA HAD A NATIONAL RECALL ON THE HEAD GASKETS …
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I AM THE OWNER OF A 1996 TOYOTA 4RUNNER. THE 5VZ-FE BI-METAL ENGINE SUFFERED A CATASTROPHIC FAILURE. ACCORDING TO THE THE AUTHORIZED DEALER (TOYOTA 101 OF REDWOOD CITY), THE ENGINE OVERHEATED WHICH SUBSEQUENTLY LED TO THE ALUMINUM HEADS TO CRACK AROUND THE VALES. I AM AWARE THAT TOYOTA HAD A NATIONAL RECALL ON THE HEAD GASKETS FOR THE 5VZ-FE V6 ENGINES FOR MOST MODEL TRUCKS (4RUNNER & TACOMA) MANUFACTURED IN THE 1990'S.THE RECALL WAS UNDER THE GUISE OF A SPECIAL SERVICE CAMPAIGN SSC-X01. I BELIEVE THAT THE DEFECTIVE HEAD GASKETS ARE THE CORE REASON FOR THE CATASTROPHIC FAILURE OF MY 4RUNNER'S ENGINE. I CONTACTED TOYOTA MOTOR SALES CORP. IN SAN RAMON, CA & TORRANCE, CA ON NUMEROUS OCCASIONS COMPLAINING OF THE ENGINE FAILURE. I ASKED FOR ASSISTANCE & GOOD WILL WARRANTY, BUT RECEIVED UNSATISFACTORY SERVICE. I FEEL THAT TOYOTA HAS NO INTEREST IN TAKING RESPONSIBILTY FOR THEIR DEFECTIVE PARTS. LEAVING CONSUMERS TO PAY FOR THE COSTLY REPAIRS. I AM SEEKING THE FAIR AND REASONABLE REPAIR OF MY ENGINE IN A TIMELY MANNER.
HEAD GASKET BLEW ON 5VZ-FE ENGINE. THIS WAS EXACTLY 3 YEARS & 53K MILES AFTER THE TOYOTA SSC (SPECIAL SERVICE CAMPAIGN) X01. IN WHICH THEY REPLACED THE FAULTY HEAD GASKETS ON MY 4RUNNER. ALSO REPLACED AT THE TIME WERE THE; TIMING BELT, WATER PUMP, & THERMOSTAT. THE TRUCK HAS HAD ALL OF IT'S DEALER/MANUFACTURERS RECOMMENDED SERVI…
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HEAD GASKET BLEW ON 5VZ-FE ENGINE. THIS WAS EXACTLY 3 YEARS & 53K MILES AFTER THE TOYOTA SSC (SPECIAL SERVICE CAMPAIGN) X01. IN WHICH THEY REPLACED THE FAULTY HEAD GASKETS ON MY 4RUNNER. ALSO REPLACED AT THE TIME WERE THE; TIMING BELT, WATER PUMP, & THERMOSTAT. THE TRUCK HAS HAD ALL OF IT'S DEALER/MANUFACTURERS RECOMMENDED SERVICES AND OIL CHANGES. UPON TEAR DOWN THE TOYOTA DEALERSHIP FOUND THAT BOTH ALUMINUM HEADS WERE CRACKED BETWEEN THE VALVES AT 2-3 PLACES.
CONSUMER NOTICE WHILE TRAVELING EXHAUSTS LEAKING SOUND COMING FROM THE ENGINE. VEHICLE WAS SERVICE BY DEALER TECHNICIAN NOTICE CORROSION ON THE CROSSOVER PIPE. PLEASE PROVIDE FURTHER INFORMATION. TS
MY ENGINE CATASTROPICALLY FAILED AT 71K MILES. MY VEHICLE HAD MAJOR MAINTENANCE PERFORMED BY TOYOTA DEALERSHIPS. THE FAILURE OF A CONNECTING ROD IN MY ENGINE ENDANGERED MY LIFE AND THOSE OF MY WIFE AND SON BY CAUSING MY ENGINE TO SEIZE UP IN TRAFFIC. THE TOTAL TIME ELAPSED FROM WHEN MY ENGINE WAS PROPERLY FUNCTIONING TO WHEN …
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MY ENGINE CATASTROPICALLY FAILED AT 71K MILES. MY VEHICLE HAD MAJOR MAINTENANCE PERFORMED BY TOYOTA DEALERSHIPS. THE FAILURE OF A CONNECTING ROD IN MY ENGINE ENDANGERED MY LIFE AND THOSE OF MY WIFE AND SON BY CAUSING MY ENGINE TO SEIZE UP IN TRAFFIC. THE TOTAL TIME ELAPSED FROM WHEN MY ENGINE WAS PROPERLY FUNCTIONING TO WHEN WE WERE COMPLETELY MOTIONLESS WAS 45 SECONDS. WE NARROWLY ESCAPED BEING HIT BY LARGE COMMERCIAL VEHICLES WHILE I WAS ATTEMPTING TO GET TO THE ROAD SHOULDER. TOYOTA WAS OF NO ASSISTANCE TO ME IN THIS MATTER. SINCE MY VEHICLE WAS OUT OF THE 60K WARRANTY, THEY WERE NOT INTERESTED IN DISCUSSING MY CONCERNS. MY BILL TO REPAIR THIS VEHICLE EXCEEDED $5100.00. I STILL POSSES THE FAILED BLOCK AND COMPONENSTS. THE TOYOTA DEALERSHIP THREW AWAY SOME OF THE COMPONENTS THAT I ASKED THEM TO SAVE (OIL PUMP, ETC.). I WOULD LIKE TO KNOW IF THE NHTSA HAS INFORMATION IN SIMIALAR TOYOTA DISCREPANCIES, AND IS THE AGENCY INTERESTED IN VIEWING THE FAILED TOYOTA COMPONENTS (BLOCK, RODS, PISTONS, ETC.) THAT I HAVE IN MY POSSESSION. I WAS EXTREMELY DISAPPOINTED IN TOYOTA'S RESPONSE TO WHAT WAS A LIFE ENDANGERING EVENT FOR MY FAMILY. PLEASE FEEL FREE TO CONTACT ME AT MY PROVIDED PHONE NUMBER. I WILL GLADLY PROVIDE COPIES OF COORESPONDENCE CHRONICALLY MY SAGA. *AK
CONSUMER WAS LOSING ALOT OF COOLANT. VEHICLE WAS OVERHEATING BY THE TEMPERATURE GAUGE. ALSO, VEHICLE MISSING AND HESITATING. CONSUMER WAS UNABLE TO DRIVE VEHICLE BECAUSE OF THE OVERHEATING PROBLEM.*AK THE DEALER REPLACED BOTH CYLINDER HEAD GASKET AS PART OF RECALL, BUT IT FAILED AGAIN AFTER A YEAR. *YH
HEAD GASKET FAILED CAUSING LEAKAGE ONTO CYLINDER, RESULTING IN MAJOR DAMAGE TO ENGINE PRIOR TO RECALL NOTICE. MJS
ENGINE HEAD GASKET HAS BLOWN, CAUSING THE VEHICLE TO OVERHEAT AND BURN ENGINE. DEALER IS AWARE OF DEFECT. *AK
MY SISTER ALSO OWNS A 1996 TOYOTA 4 RUNNER WITH ALMOST IDENTICAL BUILD AND THE EXACT SAME 3.4 L ENGINE AND SHE ALSO HAD THE SAME HEAD GASKET FAILURE ON HER ENGINE. MY ENGINE WAS IMPECCABLY MAINTAINED, NEW OIL EVERY 3000 MILES ETC AND STILL HAD THE SAME FAILURE. MY CONCERN IS THAT I DON'T SEE A RECALL FOR THIS LISTED AND SINCE …
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MY SISTER ALSO OWNS A 1996 TOYOTA 4 RUNNER WITH ALMOST IDENTICAL BUILD AND THE EXACT SAME 3.4 L ENGINE AND SHE ALSO HAD THE SAME HEAD GASKET FAILURE ON HER ENGINE. MY ENGINE WAS IMPECCABLY MAINTAINED, NEW OIL EVERY 3000 MILES ETC AND STILL HAD THE SAME FAILURE. MY CONCERN IS THAT I DON'T SEE A RECALL FOR THIS LISTED AND SINCE ITS THE ONLY PROBLEM THAT BOTH ME AND MY SISTER HAVE HAD ON TWO NEARLY IDENTICAL '96 4 RUNNER'S, IT SEEMS A TAD COINCIDENTAL THAT WE'RE THE ONLY ONES HAVING THIS PROBLEM. THANKS, ERIK HORD
HEAD GASKET BLEW UP.
Official recalls
0No 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
0No exact-year investigations in this snapshot.
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