2018 TOYOTA SIENNA Complaints

View complaints related to 2018 TOYOTA SIENNA. The complaints found here are submitted by actual consumers with first hand experience. There are more than 70 complaints submitted for the 2018 TOYOTA SIENNA. You can submit your own complaint to the NHTSA or call the Hotline, Monday-Friday 8am to 8pm at (888) 327-4236, TTY: (800) 424-9153.

  • 2018 TOYOTA SIENNA
    - NORTH READING, MA

    MY 2018 SIENNA LE IS EXPERIENCING ACCELERATION PROBLEMS. I HAD THE SOFTWARE UP DATED BUT AFTER APPROXIMATELY 1,000 MILES THE PROBLEM IS RETURNING. THIS PROBLEM IS ESPECIALLY UNSAFE WHEN MERGING ONTO THE HIGHWAY.

    Source: NHTSA WEB SITE
  • 2018 TOYOTA SIENNA
    - WARNER ROBINS, GA

    THE AUTOMATIC SLIDING DOORS DO NOT HAVE AN AUTO/EMERGENCY STOP IF SOMETHING IMPEDES THEIR SHUTTING. A CHILD CAN GET CRUSHED IF AN ADULT IS NOT THERE TO STOP THE DOORS. EVEN THOUGH I WAS THERE IT WAS VERY HARD FOR ME (AN ADULT) TO STOP THE DOORS FROM CLOSING. YES, THE CHILD WAS WRONG FOR PUSHING THE CLOSE BUTTON THEN REACHING BACK IN THE VAN TO RETRIEVE SOMETHING. HE THOUGHT IT WOULD STOP UNTIL HE WAS DONE. THANKFULLY I WAS STANDING BESIDE HIM AND WAS ABLE TO PULL HIM AWAY BUT THE DOOR STILL CAUGHT MY ARM AND I HAD TO PUSH REALLY HARD TO STOP IT. IT JUST HAPPENED SO FAST. THE VEHICLE WAS STATIONARY, IN PARK, AND THE IGNITION WAS SWITCHED OFF.

    Source: NHTSA WEB SITE
  • 2018 TOYOTA SIENNA
    - MASSILLON, OH

    TL* THE CONTACT OWNS A 2018 TOYOTA SIENNA. THE CONTACT STATED THAT THE CARPET ON THE DRIVER SIDE NEAR THE ACCELERATOR AND BRAKE PEDALS WAS LOOSE AND MADE CONTACT WITH THE DRIVER'S FOOT WHILE DRIVING. THE VEHICLE WAS TAKEN TO CAIN TOYOTA (6527 WHIPPLE AVE NW, NORTH CANTON, OH), BUT THE FAILURE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 4,700.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2018 TOYOTA SIENNA
    - YARDLEY, PA

    3RD ROW SEATING PASSENGER SIDE CUT HOLDERS AND SIDE PANEL GET HOT AFTER 10 MINUTES OF DRIVING. TOOK THE VEHICLE TO TOYOTA DEALERSHIP FOR DIAGNOSIS AND WAS TOLD THAT THE REAR HEATING UNIT IS ROUTED ALONG THE 3RD ROW SEATING PASSENGER SIDE CUT HOLDERS AND SIDE PANEL. SINCE THE LINES FOR THE REAR HEATING UNIT IS RUNNING WITH COOLANT AT 190F, THE HEAT IS TRANSFERRED TO THE SURROUNDING AREA AND CAUSING THE HOT CUP HOLDERS AND SIDE QUARTER PANEL. AS THE VEHICLE AGES, THIS WILL DEFINITELY BECOME WORSE. THE TOYOTA DEALERSHIP INFORMED ME THAT THIS IS THE WAY DESIGNED BY TOYOTA; HOWEVER, THIS CLEARLY IS A DESIGN FLAW AND NEEDS TO BE REMEDIED.

    Source: NHTSA WEB SITE
  • 2018 TOYOTA SIENNA
    - LAUREL, MD

    I RENTED A 2018 TOYOTA SIENNA ON A RECENT TRIP TO HAWAII. UNLIKE EARLIER SIENNA MODELS (WHICH HAD BOLDER, THICKER LABELS FOR THE INDICATORS), THE INSTRUMENT PANEL WAS VERY FAINT AND HARD TO READ IN DAYLIGHT. IN SHADE, IT WAS ALMOST INVISIBLE. I CHECKED THE MANUAL TO SEE IF I COULD TURN THE BRIGHTNESS UP, BUT IT APPEARS TO HAVE BEEN DESIGNED THIS WAY. I'M CONCERNED THAT NOT BEING ABLE TO SEE THE INSTRUMENT PANEL TO OBSERVE SPEED OR OTHER INFORMATION COULD CAUSE AN ACCIDENT, ESPECIALLY IF YOU HAVE TO TAKE YOUR EYES OFF THE ROAD BECAUSE IT'S SO HARD TO READ. IT'S ENOUGH TO MAKE ME NOT BUY THIS CAR, BECAUSE IT MADE ME FEEL VERY UNSAFE IN DRIVING.

    Source: NHTSA WEB SITE
  • 2018 TOYOTA SIENNA
    - BRANDENTON, FL

    DRIVING ON 1-75 AND SUNROOF EXPLODED. GLASS ALL OVER OUR DOG IN THE BACK. NO TRAFFIC AROUND US THANK GOD. VAN IS 3 DAYS OLD. TOOK TO DEALER IN FLORIDA AFTER DUCT TAPING AROUND HOLE. TOLD IT WAS HIT BY SOMETHING. WE DID NOT HEAR ANYTHING BUT MY CONCERN IS IF WE AROUND ANY TRAFFIC WE MAY NOT BE HERE ANYMORE. HELL OF A NOISE CAUSING ME TO SWERVE. LUCKY NO ONE WAS THERE. TOTAL BILL 1690.85. I AM A FORMER TOYOTA DEALER FROM ONTARIO CANADA. SCARED THE YOU NO WHAT OUT OF US.

    Source: NHTSA WEB SITE