Power Sliding Door Malfunction

Doors may open unexpectedly, fail to close, or have cable snapping issues. This is a persistent problem, even after recalls. Estimated repair cost: $600 - $1,200.

Electrical System Issues

Intermittent problems with dash lights, gauges dimming, and headlamps flickering or dimming. Potential causes include wiring harness or control module faults. Estimated repair cost: $300 - $1,000.

Complaints and recalls have noted issues such as seat belt fracture and incorrect height adjusters. Estimated repair cost: $200 - $500.

Windshield Distortion/Cracking

Some owners report windshield distortion or cracking occurring early in the vehicle's life. Estimated repair cost: $400 - $800.

CARFOCALvehicle research

2016 Toyota Sienna Maintenance guide

Name: Maintenance dataset for 2016 Toyota Sienna
Creator: Carfocal

v1.0Updated May 30, 2026Daniel Wilson4 Sources Analyzed2 Critical Recalls

MAINTENANCE SUMMARY

The 2016 Toyota Sienna presents a maintenance profile marked by a significant number of complaints and recalls, particularly concerning its power sliding doors and electrical systems. Owners should prioritize regular inspection and maintenance of these components.

View Critical Issue: Brake System Concerns

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Reliability Score

Est. Annual Maintenance Cost

$1,000 - $1,500

TSBs & Recalls

158 TSBs | 6 Recalls

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Key Takeaways

Power Sliding Doors are a frequent source of trouble, with issues ranging from unexpected opening to complete failure, persisting even after recalls.
Electrical System gremlins, including intermittent dash lights and dimming headlamps, are a notable concern requiring diligent inspection.

4 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance