Sunroof Leaks and Water Intrusion

Water seeping in around the sunroof seal, leading to interior dampness, potential headliner staining, and electrical issues. This can be due to blocked drain tubes or seal issues. Estimated repair cost: $150 - $500.

Steering Alignment Issues

Vehicle pulling to one side, a crooked steering wheel when driving straight, or vibrations in the steering wheel. This can lead to uneven tire wear and compromised handling. Estimated repair cost: $100 - $200.

Grinding or rattling noises from the sliding doors, often attributed to issues with the roller mechanisms or assembly quality control. Estimated repair cost: $100 - $300.

2025 Toyota Sienna Maintenance guide

Name: Maintenance dataset for 2025 Toyota Sienna
Creator: Carfocal

v1.0Updated May 30, 2026Ryan Davis24 Sources Analyzed

MAINTENANCE SUMMARY

The 2025 Toyota Sienna, a family-focused minivan, prioritizes fuel efficiency with its standard hybrid powertrain and offers all-wheel drive. Key maintenance concerns include the second-row seat rail weld defect (Recall 25V668000), driver-side exterior mirror vibration, and potential sunroof leaks.

View Critical Issue: Second-Row Seat Rail Weld Defect

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Reliability Score

Est. Annual Maintenance Cost

$500 - $900

TSBs & Recalls

5 TSBs | 2 Recalls

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Key Takeaways

The most critical maintenance and inspection point for the 2025 Sienna is the second-row seat rail weld defect (Recall 25V668000), which requires dealer inspection and repair to ensure occupant safety in a crash.
Driver-side exterior mirror vibration is a frequent complaint that can significantly impact visibility. Owners should have this checked for secure mounting and potential component replacement.

4 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance