9HP Archives - Transmission Digest
Class Action Lawsuit Filed Against Honda for Odyssey Shifting Issues with ZF 9HP

According to CarComplaints.com, transmission problems with certain Honda Odyssey minivans have led to a class-action lawsuit. The 9-speed ZF 9HP automatic transmissions used in the 2018-2019 Odyssey allegedly suffer from delayed shifting, loud noises while shifting, rough shifting, rough acceleration/deceleration, and sudden power loss. The plaintiffs say the ZF 9-speed was used by Honda to