Vehicles Updated 2022-11-18

Parking Brake Can Unintentionally Engage

Recalled Product

Proterra Operating Company, Inc.


Hazard / Issue

Proterra Operating Company, Inc. (Proterra) is recalling certain 2020-2021 Catalyst and 2019-2022 ZX5 transit buses. Back pressure in the shared air exhaust for the pneumatic ride height system and parking brake control valve may engage the parking brake while the vehicle is in motion.

Issued by

Proterra Operating Company, Inc.

Distribution: Nationwide (United States)