Sun/moon Roof Assembly Problems of Toyota Sienna

Toyota Sienna owners have reported 7 problems related to sun/moon roof assembly (under the visibility category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Toyota Sienna based on all problems reported for the Sienna.

1 Sun/moon Roof Assembly problem of the 2023 Toyota Sienna

Failure Date: 09/09/2025

The contact owns a 2023 Toyota Sienna. The contact stated that while driving 65 mph, there was a popping sound coming from the sunroof, and the contact discovered that the sunroof had shattered. Neither the dealer nor an independent mechanic was contacted. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. The manufacturer was not notified of the failure. The approximate failure mileage was 70,000.

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2 Sun/moon Roof Assembly problem of the 2024 Toyota Sienna

Failure Date: 04/22/2024

The contact owns a 2024 Toyota Sienna. The contact stated that while driving at approximately 70 mph, the sunroof exploded into the cover. There were no injuries sustained. The contact stated that there were no previous issues with the sunroof. The vehicle was taken to the dealer where the contact was informed that the failure was due to an unknown foreign object. The manufacturer was made aware of the failure and a case was opened. The failure mileage was approximately 9,255. The VIN was not available.

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3 Sun/moon Roof Assembly problem of the 2018 Toyota Sienna

Failure Date: 04/13/2023

The contact owns a 2018 Toyota Sienna. The contact stated that while driving at approximately 70 mph, the sunroof glass exploded without impact while closed. No warning lights were illuminated. The vehicle was taken to a local dealer, where it was diagnosed that the sunroof glass needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was 58,634.

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4 Sun/moon Roof Assembly problem of the 2022 Toyota Sienna

Failure Date: 03/04/2023

The contact owns a 2022 Toyota Sienna. The contact stated that while his wife was driving at 65 mph, a loud sound was heard. Upon inspection, the contact noticed that the sunroof had exploded; however, the sunroof panel was closed, and no glass entered the interior of the vehicle. There was no impact on the sunroof that could have caused the explosion. The vehicle was taken to the dealer, and the dealer referred the contact to take the vehicle to vantage mobility International (vmi, 5202 s 28th pl, phoenix, az 85040) due to the wheelchair van conversion. The vehicle was taken to vmi, where it was determined that a small impact caused the sunroof to explode, and the sunroof needed to be replaced. The vehicle was not yet repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 750.

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5 Sun/moon Roof Assembly problem of the 2022 Toyota Sienna

Failure Date: 03/03/2023

The contact owns a 2022 Toyota Sienna. The contact stated that while driving approximately 35 mph, the sunroof fractured without impact. The contact called the local dealer and was informed that the sunroof glass needed to be replaced. The vehicle was being repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 10,000.

6 Sun/moon Roof Assembly problem of the 2019 Toyota Sienna

Failure Date: 07/25/2022

The contact called on behalf of her husband who owns a 2019 Toyota Sienna. The contact stated while her husband was driving approximately 65 mph there was a loud bang sound. The driver noticed the sunroof was shattered and part of the glass was missing. There were no warning lights illuminated. The driver continued to his destination. The vehicle was not diagnosed; however, the contact spoke with the local dealer; who informed the contact something must have hit the vehicle. The vehicle was not repaired. The manufacturer was not notified of the failure. The approximate failure mileage was 30,000.

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7 Sun/moon Roof Assembly problem of the 2021 Toyota Sienna

Failure Date: 09/30/2021

The contact owns a 2021 Toyota Sienna. The contact stated while driving 55 mph, the sunroof exploded outward from the vehicle while closed. The contact stated that upon inspecting the sunroof he noticed that 80% of the glass was missing from the vehicle. The manufacturer was notified, and a claim was opened. The local dealer was notified of the failure and informed the contact that the manufacturer stated that the failure was caused by a road hazard such as a hit by a rock. The contact stated that there was no prior damage to the sunroof. The failure mileage was approximately 12,000. The VIN was not available.

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Other Common Visibility related problems of Toyota Sienna



Sienna Service Bulletins
Sienna Safety Recalls
Sienna Defect Investigations