2015 Toyota Sienna problems, complaints & recalls

2015 Toyota Sienna recalls (6)

• Recall 19V553000Jul 25, 2019303 vehicles
  SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS

  Vantage Mobility International, LLC (Vantage) is recalling certain 2012-2018 AMS Genesis wheelchair vans, built on a Toyota Sienna vehicles. The rubber brake hoses that attach to the rear wheel assembly may be too short, causing them to rub against the rear axle trailing arm.

  Risk: The contact may cause failure of the rear brake hoses, resulting in a loss of vehicle control and reduced braking ability, increasing the risk of a crash.

  Remedy: Vantage will notify owners, and dealers will install a set of rear brake hoses that will provide the proper clearance, free of charge. The recall began December 16, 2019. Owners may contact Vantage customer service at 1-800-488-9082.

• Recall 19V410000Jun 4, 2019705 vehicles
  SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS

  Braun Corporation (Braun) is recalling certain 2014-2019 Toyota Sienna mobility van conversions. The brake lines may have incorrect tube nut fittings installed, which may cause a pressure drop within the braking system.

  Risk: The reduction in the braking system pressure may cause a loss of braking power in the rear braking system, increasing the risk of crash.

  Remedy: Braun has notified owners, and dealers will install an adaptor to correct the issue, free of charge. The recall began June 25, 2019. Owners may contact Braun customer service at 1-800-488-0359.

• Recall 16V858000Nov 29, 2016744,437 vehicles
  STRUCTURE:BODY:DOOR

  Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2011-2016 Toyota Sienna minivans manufactured January 4, 2010, to August 12, 2016. If the power sliding door is unable to be opened when commanded, such as if the door is frozen shut, the door may subsequently open unexpectedly, possibly while the vehicle is moving.

  Risk: If door opens while the vehicle is moving, there would be an increased risk of injury to the vehicle occupants.

  Remedy: Toyota will notify owners, and dealers will replace the junction block, rear sliding door wire harnesses, and install two sub wire harnesses, free of charge. The recall began on July 28, 2017. Owners may contact Toyota customer service at 1-800-331-4331. Toyota's number for this recall is G04.

• Recall 15V240000Apr 22, 2015387 vehicles
  STRUCTURE:BODY:ROOF AND PILLARS

  Gulf States Toyota, Inc. (GST) is recalling certain model year 2015 Toyota Sienna vehicles manufactured January 23, 2015, to April 13, 2015, and equipped with non-Toyota-brand overhead entertainment accessories installed by GST. During reassembly of the interior after the overhead entertainment system installation, a trim panel securing clip may have been reused instead of being replaced.

  Risk: If the clip was damaged during the entertainment system installation, in the event of a side curtain air bag deployment, the trim panel may detach and strike one of the vehicle occupants, increasing the risk of injury.

  Remedy: GST will notify owners, and dealers will replace the trim panel securing clip, free of charge. The recall began June 5, 2015. Owners may contact GST customer service at 1-800-444-1074. GST's number for this recall is 15R1.

• Recall 15V236000Apr 21, 2015262 vehicles
  STRUCTURE:BODY:ROOF AND PILLARS

  Southeast Toyota Distributors, LLC (SET) is recalling certain model year 2015 Sienna vehicles manufactured September 1, 2014, to April 13, 2015 and equipped with overhead entertainment accessories installed by SET. During reassembly of the interior after the overhead entertainment system installation, a trim panel securing clip may have been reused instead of being replaced.

  Risk: If the clip was damaged during the entertainment system installation, in the event of a side curtain air bag deployment, the trim panel may detach and strike one of the vehicle occupants, increasing the risk of injury.

  Remedy: SET will notify owners, and dealers will replace the trim panel securing clip, free of charge. The recall began on May 22, 2015. Owners may contact SET customer service at 1-866-405-4226. SET's number for this recall is SET15B.

• Recall 14V757000Nov 26, 201425,551 vehicles
  AIR BAGS:SIDE/WINDOW

  Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2015 Sienna vehicles manufactured September 2, 2014, to November 25, 2014. In the event of a crash that necessitates the deployment of the curtain shield airbag (CSA), the second row overhead assist grips may detach.

  Risk: If the assist grip detaches due to CSA deployment, the grip may strike a vehicle occupant, increasing the risk of injury.

  Remedy: Toyota will notify owners, and dealers will modify the headliner near the second row overhead assist grip, free of charge. The recall began on January 15, 2015. Owners may contact Toyota customer service at 1-800-331-4331.

Recent 2015 Toyota Sienna complaints

Excerpts of the newest owner complaints, lightly cleaned of personal details. Complaints are unverified owner reports.

1. Filed Oct 7, 2026NJOther / Unknown

   1) 2015 Toyota Sienna sliding door is faulty and can cause the door to open at anytime. They need to replace the junction block, rear sliding door wire harness and wire as part of existing recall G04. It was completed for driver side in 2024 and recall was marked complete however in 2026 the passenger side is encountering same issue. This puts any family member or friends life at risk with the potential of 2nd row sliding door to open at anytime without fix. It has been…

   NHTSA complaint #11769648 · source
2. Filed Sep 20, 2026NJBody & Structure

   This is the 2nd Occurrence where Sliding Door Cable Breaks and the doors are disabled where you can not open or close the sliding door and its jammed shut. Attempts to press the Power Sliding door buttons do not work. This is the 2nd Occurrence on this Vehicle. The First occurrence happened approximately 3 years ago with the Driver Sliding Door and was report to Holman Toyota , 1301 NJ 73, Mt. Laurel township, NJ 08054. Now the passenger sliding door cable is broken and the…

   NHTSA complaint #11765673 · source
3. Filed Sep 10, 2026ILOther / Unknown

   The cable that controls the sliding door lock disconnected leaving the door inoperable. According to the dealership, as well as, Toyota corporate, this is a common ongoing issue. This is a safety hazard and should be recalled immediately.

   NHTSA complaint #11763351 · source
4. Filed Aug 26, 2026TXEngine

   Component Failed & Availability: The engine on my 2015 Toyota Sienna (99,000 miles) catastrophically failed and is completely seized. The vehicle and engine are in my possession and are fully available for physical inspection. Safety Risk: The vehicle shut down completely while in motion, causing an immediate loss of motive power, power steering, and power braking assistance. Had this un-warned seizure occurred at highway speeds rather than a parking lot, the sudden loss of…

   NHTSA complaint #11759826 · source
5. Filed Jul 17, 2026NJEngine

   I am submitting this complaint to request that the National Highway Traffic Safety Administration (NHTSA) document and evaluate what may be a broader defect affecting certain Toyota Sienna vehicles and determine whether it presents a potential safety-related defect trend. My 2015 Toyota Sienna was diagnosed by an authorized Toyota dealership with an external rear-bank head gasket leak. A head gasket is a critical engine component, and failure can result in coolant loss,…

   NHTSA complaint #11751053 · source
6. Filed Jul 16, 2026CAWheels & Tires

   I have requested urgent warranty evaluation regarding two Kumho Solus TA51a tires installed on my Toyota Sienna (Model: Kumho Solus TA51a, Size: 235/60R17 102H, DOT: 1824) Both front tires are exhibiting abnormal tread chunking and visible surface shredding. The tires are relatively new (purchased about 1-1.5 years ago) and have not been heavily used (only riding this car occassionally, about 5000-7000 miles per year). Our 2 rear tires are Kumho tires of different model, and…

   NHTSA complaint #11750824 · source
7. Filed Jun 18, 2026FLSteering

   My 2015 Toyota Sienna has “Sticky” steering. When on a curve, like an highway curved ramp, the steering locks in place. I have to pull the steering wheel back to keep the car on track. When it sticks I can literally let go on a curve and it will hold it’s position. Even when driving straight this occurs. The steering wheel will stick in place requiring me to turn it to get the steering wheel to come back to the desired or correct position. I’m seeing that this is a regular…

   NHTSA complaint #11744995 · source
8. Filed May 22, 2026TXOther / UnknownSeats & Seat Belts

   Rain water leaking into the parked vehicle on the driver and passenger seat belts, potentially weakening the belts and creating odor.

   NHTSA complaint #11739438 · source

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Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data, as of Oct 10, 2026. Complaints are submitted by owners and are not verified by NHTSA or by us; a complaint does not prove a defect exists. View this vehicle on NHTSA.gov Methodology