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2022 Toyota Redundant Sienna Transmission Problems

2 owner-reported transmission complaints from NHTSA data

2
Complaints
Jul 2025Sep 2025
Date Range

Data sourced from NHTSA public database. For informational purposes only. Always consult a qualified mechanic.

Owner Complaints (2)

highPOWER TRAIN,UNKNOWN OR OTHER
Filed: Sep 2025

Your Entune 3.0 infotainment system has been replaced multiple times but still isn't working properly — it automatically answers phone calls while you're driving without your input, and it interferes with hands-free phone functionality, forcing you to disable Bluetooth to prevent unwanted call handling. Your backup camera also doesn't work consistently. These issues create a safety concern since the system grabs control of calls when you need to keep your attention on the road.

NHTSA #: 11684997
highPOWER TRAIN,SERVICE BRAKES
Filed: Jul 2025

When you brake while decelerating—especially on hills or in corners—your brakes occasionally feel like they release or lose effectiveness for a moment, even though you're still pressing the pedal. This sudden delay in braking feels unsafe, particularly if you're approaching another vehicle or pedestrian. Toyota has since released a software update (TSB) to address this issue, but your vehicle is out of warranty and you'll need to pay for the fix out of pocket.

NHTSA #: 11673921

Other 2022 Toyota Redundant Sienna Issues