Toyota is facing fresh legal trouble over one of its most widely used gearboxes. Three new class action lawsuits allege that the automaker’s UA80 eight-speed automatic transmission is prone to early failure, raising concerns about long-term durability and resale value.

According to the class action, Toyota has known about issues with the eight-speed transmission since durability testing before it even started to install the gearbox in customer cars.

The California suit expands the list of potentially affected vehicles, covering the following models:

2017-present Toyota Highlander
2024-present Toyota Grand Highlander
2018-2024 Toyota Camry
2017-2020 Toyota Sienna
2019-2022 Toyota Avalon
2019-present Toyota RAV4
2023-present Lexus RX 350
2021-present Lexus ES 250
2019-present Lexus ES 350
2022-present Lexus NX 250 and NX 350
2024-present Lexus TX 350