Transmission Failure problems of the 2009 Lexus RX350

The contact owns a 2009 Lexus RX 350. The contact stated that the vehicle failed to accelerate speed. The vehicle was towed to an independent mechanic for inspection where the contact was informed that the planetary assembly had become detached. The vehicle was not repaired. The manufacturer was notified of the issue. The approximate failure mileage was 70,410. Updated 2/11/cn the consumer stated aamco re-built the original transmission. They found the source of the failure was the pins had worked themselves out on the rear planet assembly gears, causing the transmission to fail. Updated 02/14/14.