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1999 Toyota Sienna

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 1999 Toyota Sienna do not stand out strongly from the model-year median of 183.

About this comparison →

When problems were reported

Mileage at the reported incident

67 reports with mileage · 148 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 39 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Structure. Review the 36 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Tires. Review the 28 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

14 crash reports4 fire reports14 injury reports

What owners actually said

215 reports
Mileage unknown · Nov 20, 2003
Engine And Engine Cooling

MY 1999 TOYOTA SIENNA'S ENGINE SUDDENLY FROZE UP WITH SLIGHTLY LESS THAN 72,000 MILES ON IT. THE ENGINE IS TOTALLY GONE WITH ESTIMATES CURRENTLY IN THE NEIGHBORHOOD OF $8,000. THIS VEHICLE HAS BEEN MAINTAINED AS STATED IN THE OWNERS MANUAL. THE COMPLAINT IS THAT TOYOTA KNOWS THERE IS A PROBLEM WITH SIENNA'S AND HAS FAILED TO DO …

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MY 1999 TOYOTA SIENNA'S ENGINE SUDDENLY FROZE UP WITH SLIGHTLY LESS THAN 72,000 MILES ON IT. THE ENGINE IS TOTALLY GONE WITH ESTIMATES CURRENTLY IN THE NEIGHBORHOOD OF $8,000. THIS VEHICLE HAS BEEN MAINTAINED AS STATED IN THE OWNERS MANUAL. THE COMPLAINT IS THAT TOYOTA KNOWS THERE IS A PROBLEM WITH SIENNA'S AND HAS FAILED TO DO ANYTHING ABOUT NOTIFYING OWNERS THAT OIL CHANGES NEED TO BE AT 3000 MILE INTERVALS AND THAT VALVES NEED TO BE CHECKED VERY REGULARLY. SINCE SLUDGE BUILD-UP IS OBVIOUSLY OCCURRING IN THEIR VEHICLES, SOMETHING NEEDS TO BE DONE TO PROTECT THE CONSUMER. *LA

NHTSA ODI #10047226

74,000 miles · Nov 17, 2003
Engine And Engine Cooling

OIL BURNS AT HIGH HEAT WHICH CAUSES THE OIL TO DEVELOP INTO A GEL. AS A RESULT, THE ENGINE FAILS PREMATURELY. *AK

NHTSA ODI #10048066

70,000 miles · Nov 17, 2003
Engine And Engine Cooling

ENGINE OF 1999 TOYOTA SIENNA (VAN) HAD SLUDGED ENGINE OIL IN JULY 2002, DEALER REBUILT ENGINE. IN NOVEMBER 2003, OIL PUMP FAILED ON SAME VEHICLE. DEALER CONTENDS THE FAILURE OF THE OIL PUMP IS NOT RELATED TO THE ENGINE OIL GELLING/BECOMING SLUDGE. SINCE ENGINE WAS REBUILT, OWNER HAS CHANGED OIL EVERY 3,000 MILES AND HAS RECEI…

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ENGINE OF 1999 TOYOTA SIENNA (VAN) HAD SLUDGED ENGINE OIL IN JULY 2002, DEALER REBUILT ENGINE. IN NOVEMBER 2003, OIL PUMP FAILED ON SAME VEHICLE. DEALER CONTENDS THE FAILURE OF THE OIL PUMP IS NOT RELATED TO THE ENGINE OIL GELLING/BECOMING SLUDGE. SINCE ENGINE WAS REBUILT, OWNER HAS CHANGED OIL EVERY 3,000 MILES AND HAS RECEIPTS TO PROVE IT. *LA

NHTSA ODI #10047030

65,000 miles · Aug 5, 2003
Latches/locks/linkages

THE PASSENGER SIDE POWER DOOR HAS BEEN INTERMITTENT FOR SOME TIME BUT USUALLY WORKED AFTER SEVERAL ATTEMPTS. AT A CAR MILEAGE OF 77,000 THE DOOR OPENED AND WOULD NOT CLOSE. IT WAS CLOSED WITH GREAT FORCE BUT LOST CONTROL AND AUDIBLE WARNING SIGNALS.THIS CREATED A SAFETY PROBLEM WITH CHILDREN IN THE REAR SEATS.*AK

NHTSA ODI #10030860

70,000 miles · Jul 17, 2003
Power Train

WE CURRENTLY OWN A 1999 SIENNA WHICH HAS HAD TRANSMISSION PROBLEMS FOR ABOUT A MONTH. IT HAS BEEN SERVICED ACCORDING TO THE RECCOMENDED MAINTENANCE, WITH NO TOWING OF ANY KIND. THE VAN HAS 70,000 MILES WHICH IS JUST OVER THE WARRANTY. UPON OUR FIRST CALL TO OUR LOCAL TOYOTA DEALERSHIP, THERE WAS ONLY A STATEMENT FROM A REPRESENT…

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WE CURRENTLY OWN A 1999 SIENNA WHICH HAS HAD TRANSMISSION PROBLEMS FOR ABOUT A MONTH. IT HAS BEEN SERVICED ACCORDING TO THE RECCOMENDED MAINTENANCE, WITH NO TOWING OF ANY KIND. THE VAN HAS 70,000 MILES WHICH IS JUST OVER THE WARRANTY. UPON OUR FIRST CALL TO OUR LOCAL TOYOTA DEALERSHIP, THERE WAS ONLY A STATEMENT FROM A REPRESENTATIVE STATING THE 5 YEAR/60,000 MILE WARRANTY. NO FURTHER ASSISTANCE WAS GIVEN. ALTHOUGH UPON A SECOND CALL, A REPRESENTATIVE STATED THERE WAS A NOTED PROBLEM WITH THE TRANSMISSION AND IT WOULD MOST LIKELY BE COVERED UNDER A RECALL. WE ARE EXTREMELY THANKFUL TO OUR DEALERSHIP AND TOYOTA FOR COVERING THIS OBVIOUS MANUFACTURING DEFECT.WE ALSO FEEL IT EXTREMELY IMPORTANT THAT TOYOTA LIST THE PROBLEM AND RECALL THIS PARTICULAR MODEL AND YEAR.*AK

NHTSA ODI #10028538

Mileage unknown · Jul 14, 2003
Service Brakes, Air

REAR BRAKE DRUMS SQUEAK VERY LOUDLY, PROBLEM FIRST NOTED IN APRIL 03. ACCORDING TO THE TOYOTA DEALER, THE PROBLEM IS IN THE MAKE OF THE DRUMS AND TOYOTA IS STUDYING THE PROBLEM BUT NO TIME FRAME FOR ITS DECISION. *AK

NHTSA ODI #10026073

33,200 miles · Jul 12, 2003
Tires

FIRESTONE TIRE TREAD SEPERATION. *AK

NHTSA ODI #10025953

61,000 miles · Jun 13, 2003
Power Train

TRANSMISSION PREMATURELY FAILS ON 99 SIENNA AFTER 61K MILES. *NLM

NHTSA ODI #10023017

60,650 miles · Jun 6, 2003
Power Train

MODEL: TOYOTA SIENNA VAN - XLE YEAR: 1999 MILEAGE : 60600 OTHER OWNERS: THERE ARE MANY OWNERS WHO HAVE THIS ISSUE AS REPORTED IN WWW.CARTRACKERS.COM AND WWW.EDMUNDS.COM - FORUMS. PROBLEM REPORTED: THE SIENNA TRANSMISSION IS DEFINATELY A PROBLEM IN OUR CASE AS MENTIONED BY TOYOTA DEALER AND MANY OTHER OWNERS AT OR NEAR 60K …

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MODEL: TOYOTA SIENNA VAN - XLE YEAR: 1999 MILEAGE : 60600 OTHER OWNERS: THERE ARE MANY OWNERS WHO HAVE THIS ISSUE AS REPORTED IN WWW.CARTRACKERS.COM AND WWW.EDMUNDS.COM - FORUMS. PROBLEM REPORTED: THE SIENNA TRANSMISSION IS DEFINATELY A PROBLEM IN OUR CASE AS MENTIONED BY TOYOTA DEALER AND MANY OTHER OWNERS AT OR NEAR 60K MILES. THIS IS UNCALLED FOR OF A TOYOTA FOR WHICH WE PAY A PREMIUM. I DODNOT SEE ANY RECALLS AND DEALERSHIP CHARGES MAXIMUM AMOUNT FOR LABOU - IN OUR CASE UPTO $3200. DETAILS : WE CURRENTLY HAVE A 1999 (5/1999) SIENNA VAN XLE WITH 60600 MILES. THE VAN HAS BEEN PROBLEM FREE UNTIL 2 WEEKS AGO ON THE HIGHWAY THE CHECK ENGINE LIGHT CAME ON. THE DEALERSHIP'S INITIAL THE DIAGNOSIS INDICATED CELLULOID FAILURE, THEN WE WERE TOLD TORQUE FAILURE AND THEN YESTERDAY THE TRANSMISSION ITSELF. AND WE WERE CHARGED AT EACH - EVEN THOUGH DEALERSHIP PROBABLY KNEW IT IS TRANSMISSION THAT REQUIRES REPLACEMENT. THIS WAS SHOCKING AS IT IS JUST 600 MILES OVER THE WARRANTY.FURTHER RESEARCH OF THIS PROBLEM ON THE INTERNET AND VARIOUS FORUMS AS WELL AS CARTRACKERS.COM IT APPEARS THAT THERE ARE MANY OWNERS WHO HAVE EXPERIENCED IDENTICAL PROBLEMS AT OR NEAR 60K MILES SOME EVEN EARLIER. I HAD BEEN MAINTAINING THE VAN THRU THE SAME DEALERSHIP (E.G. 15K,30K SERVICE ETC.) AND I DONOT TOW BOATS ETC. SO THERE IS NO ABUSE AS CLAIMED OCCASIONALLY. I THINK THERE IS A REAL ISSUE HERE WITH THE TRANSMISSION. HOW COME SO MANY HAVE THE IDENTICAL ISSUES AT OR NEAR 60K MILES. THRU THE FORUMS I GATHERED THAT FEW CASES WERE REPORTED AT NHTSA SITE AS SO MANY CANNOT BE WRONG. THUS I WOULD LIKE JOIN THOSE - WHO HAD SIMILAR ISSUES. THE MANUFACTURER SHOULD TAKE THE CHARGE FOR THE ENTIRE COST OF REPLACING THIS OR SHOULD RECALL ALL THE VANS. WE ARE DISAPPOINTED IN THE PREMATURE FAILURE OF THE TRANSMISSION AS WE BELIEVE THIS TRANSMISSION PROBLEM IS EITHER A MANUFACTURING OR DESIGN DEFECT.

NHTSA ODI #10021153

Mileage unknown · Apr 7, 2003
Engine And Engine Cooling

THE CONSUMER BELIEVED TOYOTA WAS NOT HONORING THE CUSTOMER SUPPORT PROGRAM AS REPORTED BY OWNERS, IN REGARDS TO OIL SLUDGE BUILD UP IN ENGINES. *AK *JB UPDATED 05/04/10.*JB

NHTSA ODI #10012388

Official recalls

2

10V160000 · Structure

Apr 20, 2010

TOYOTA IS RECALLING CERTAIN MODEL YEAR 1998 THROUGH 2010 SIENNA PASSENGER VEHICLES MANUFACTURED BETWEEN AUGUST 7, 1997 AND JANUARY 4, 2010, CURRENTLY REGISTERED IN OR ORIGINALLY SOLD IN CONNECTICUT, DELAWARE, ILLINOIS, INDIANA, KENTUCKY, MAINE, MARYLAND, MASSACHUSETTS, MICHIGAN, MINNESOTA, NEW HAMPSHIRE, NEW JERSEY, NEW YORK, OHIO, PENNSYLVANIA, RHODE ISLAND, VERMONT, WASHINGTON DISTRICT OF COLUMBIA, VIRGINIA, WEST VIRGINIA, AND WISCONSIN. THE SUBJECT VEHICLES ARE EQUIPPED WITH THE SPARE TIRE STOWED UNDER THE VEHICLE. IF THE VEHICLE IS OPERATED IN THE COLD CLIMATE REGIONS OF THE UNITED STATES WHERE ROAD SALT IS FREQUENTLY USED, WATER SPLASHED BACKWARDS WITH HIGH CONCENTRATIONS OF ROAD SALT CAN REACH THE SPARE TIRE CARRIER AND CORRODE THE SPARE TIRE CARRIER ASSEMBLY CABLE.

Consequence & remedy

Consequence: THE CABLE MAY BREAK DUE TO EXCESSIVE CORROSION AND THE SPARE TIRE MAY SEPARATE FROM THE VEHICLE, POSSIBLY RESULTING IN A VEHICLE CRASH.

Remedy: TOYOTA WILL NOTIFY OWNERS WITH AN INTERIM LETTER INITIALLY INSTRUCTING THEM TO BRING THEIR VEHICLE TO AUTHORIZED DEALERS TO INSPECT FOR CORROSION. A SECOND NOTICE WILL BE SENT WHEN THE PERMANENT REMEDY IS AVAILABLE. FOR MORE INFORMATION, PLEASE SEE TOYOTA'S AMENDED RECALL REPORT OF JULY 19, 2010. THE SAFETY RECALL IS EXPECTED TO BEGIN ON OCTOBER 12, 2010. OWNERS MAY CONTACT TOYOTA AT 1-800-331-4331.

98V278000 · Electrical SYSTEM:IGNITION:ANTI-THEFT:CONTROL Module

Oct 19, 1998

VEHICLE DESCRIPTION: SPORT UTILITY VEHICLES, MINI VANS AND PASSENGER VEHICLES EQUIPPED WITH A THEFT DETERRENT SYSTEMS (TDS) SUPPLIED BY AUDIOVOX CORPORATION AND DISTRIBUTED BY SOUTHEAST TOYOTA DISTRIBUTORS, INC. IN THE STATES OF ALABAMA, FLORIDA, GEORGIA, NORTH AND SOUTH CAROLINA. THE ALARM WIRING HARNESS PLUGS INTO THE VEHICLE'S IGNITION SWITCH AND THE VEHICLE'S IGNITION SWITCH WIRING HARNESS PLUGS INTO THE ALARM HARNESS TO COMPLETE THE CIRCUIT. A PERCENTAGE OF THE FEMALE TERMINALS USED IN THE ALARM CONNECTOR WERE FOUND TO BE DEFECTIVE, CAUSING AN 'OPEN CIRCUIT' CONDITION WHEN MATED TO THE MALE IGNITION SWITCH TERMINALS.

Consequence & remedy

Consequence: THIS CONDITION CAN CAUSE INTERMITTENT PERFORMANCE OF THE VEHICLE'S ELECTRICAL COMPONENTS SUCH AS THE DASH WARNING LIGHTS AND/OR HVAC FAN SPEED CONTROLS. ALSO, THE VEHICLE MAY NOT RUN SMOOTHLY AND COULD STALL.

Remedy: DEALERS WILL INSPECT THE DATE CODE LABEL ON THE SECURITY SYSTEM HARNESS AND ANY DISPLAYING THE MANUFACTURING/FINAL DATE CODE WILL BE REPLACED WITH NEWLY PRODUCED HARNESSES. THE DATE CODES ARE: RAV4 - 6/24/98, 6/25/98, 6/26/98; SIENNA - 6/25/98, 6/26/98; AND AVALON - 6/30/98, 7/1/98, 8/31/98, 9/1/98, 9/2/98, AND 9/3/98.

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

2

DP02004 · Engine Seizure

Opened Apr 30, 2002 · Closed Jun 20, 2002

Status: closed (inferred from source dates) · Engine And Engine Cooling

No summary supplied.

PE99070 · Steering Wheel To Return To Center

Opened Nov 17, 1999 · Closed Apr 12, 2000

Status: closed (inferred from source dates) · Steering

There is no summary currently available