NHTSA Owner Complaint Log
This page lists owner-reported complaints filed with NHTSA for the 2003 Toyota Sienna. Complaints are unverified consumer reports submitted to NHTSA and do not by themselves prove a defect or defect rate.
STEERING IS MISALIGNED BECAUSE VEHICLE PULLS EXCESSIVELY TO THE RIGHT WHILE DRIVING. DEALER HAS ATTEMPTED TO CORRECT 6 TIMES SINCE PURCHASE, BUT PROBLEM STILL EXISTS.*AK
PROBLEMS WITH VEHICLE LOSING POWER STEERING FLUID.*MR CONSUMER FILLED THE VEHICLE WITH POWER STEERING FLUID WHEN RETURNING HOME. ONCE HOME HE RETURNED THE INCIDENT TO THE DEALERSHIP. THEY ORDER HE TO BRING IN THE VEHICLE FOR A CHECK UP. WHILE AT THE DEALERSHIP, THE VEHICLE CAUGHT FIRE IN THE PARKING LOT. CONSUMER NOTED THERE WERE NO WARNING LIGHTS PRIOR TO THE FAILURE. ONLY THE STEERING WHEEL WAS HARD TO TURN DUE TO LOW POWER STEERING FLUID. *PH
CONSUMER STATED WHILE TRAVELING 15-30 MPH DEPRESSED BRAKES AND PEDAL TRAVELED TO FLOORBOARD, CAUSING EXTENDED STOPPING DISTANCE. *AK
CONSUMER WAS INFORMED THAT THE LOUD/SQUEAKING GRINDING NOISE IN THE REAR AXLE WAS NORMAL AND THAT IT'S A HARMONIC DISTORTION ON THE REAR AXLE. *PH *NM
WHILE DRIVING, VEHICLE PULLED TO THE LEFT. *LA THE PULLING INCREASED AS THE CONSUMER DROVE FASTER. THE VEHICLE WAS TAKEN TO THE DEALER ON NUMEROUS OCCASIONS WITH NO RESULTS. A FACTORY REPRESENTATIVE LOOKED AT THE VEHICLE AND STATED THE VEHICLE WAS NORMAL. A MECHANIC AT THE TOYOTA DEALERSHIP TOLD THE CONSUMER IN HIS OPINION, THE VEHICLE NEEDED A STEERING GEAR BOX. *JB
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: Apr 29, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.