VehicleVerdict

2004 Toyota Sienna body & structure problems

The 2004 Toyota Sienna has 985 body & structure complaints filed with NHTSA — 38% of the year's total, and up sharply from the prior model year.

985

Body & Structure complaints

38%

Share of year

0

Crash-involved

2

Related recalls

Body & Structure complaints by year

Related recalls

10V160000Body & StructureApril 20, 2010 · 600,000 units

Defect

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

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.

08V244000Body & StructureJune 3, 2008 · 196,222 units

Defect

TOYOTA IS CONDUCTING A SAFETY IMPROVEMENT CAMPAIGN INVOLVING 196,222 MY 2004-2006 TOYOTA SIENNA VEHICLES EQUIPPED WITH POWER REAR LIFTGATE STRUTS. THE GAS STRUTS USED TO HELP LIFT AND SUPPORT THE REAR POWER LIFTGATE COULD WEAR OUT SOONER THAN EXPECTED. AS THE GAS STRUTS DETERIORATE, THE PERFORMANCE OF THE LIFTGATE WILL BEGIN TO DEGRADE AND THE POWER REAR LIFTGATE WILL OPERATE MORE SLOWLY THAN WHEN THE GAS STRUTS WERE NEW.

Consequence

IF NOT REPAIRED, THE GAS STRUTS MAY NOT BE ABLE TO SUPPORT THE WEIGHT OF THE LIFTGATE WHEN IT IS OPEN EVENTUALLY, THE GAS STRUTS COULD DETERIORATE TO THE POINT THAT THE LIFTGATE WILL FALL ABOUT TEN INCHES AFTER IT REACHES THE FULLY OPEN POSITION, AT WHICH POINT THE POWER MOTOR WILL ENGAGE AND POWER THE LIFTGATE TO THE FULLY CLOSED POSITION. THIS CONDITION MAY CAUSE INJURY TO A PERSON WHO IS STRUCK BY THE LIFTGATE WHEN IT FALLS OR WHEN IT IS CLOSING.

Remedy

DEALERS WILL REPLACE THE GAS STRUTS WITH NEWLY DESIGNED GAS STRUTS THAT HAVE A LONGER SERVICE LIFE. THE CAMPAIGN BEGAN ON AUGUST 8, 2008, AND WILL BE MAILED IN THREE PHASES ENDING IN LATE DECEMBER 2008. OWNERS MAY CONTACT TOYOTA AT 1-888-270-9371.

What owners report

TL* THE CONTACT OWNS A 2004 TOYOTA SIENNA. THE CONTACT STATED THAT THE REAR DRIVER'S SIDE SLIDING DOOR WOULD NOT OPEN. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC FOR DIAGNOSTIC TESTING. THE MECHANIC CUT THE WIRING FOR THE SLIDING DOOR IN ORDER TO BE ABLE TO OPEN THE DOOR. THE MANUFACTURER WAS…

Complaint filed with NHTSA · Body & Structure · June 15, 2010 · fire

Common questions

How many body & structure complaints does the 2004 Toyota Sienna have?

NHTSA has 985 complaints about the 2004 Toyota Sienna body & structure — 38% of all complaints filed for that model year.

Are there recalls for the 2004 Toyota Sienna body & structure?

Yes — 2 NHTSA recall campaigns for this model year are tied to the body & structure: 08V244000, 10V160000.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.