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5 open safety recalls recorded with NHTSA. A recall repair is free at a franchised dealer, whatever the age of the vehicle.

  1. ELECTRICAL SYSTEM

    Phoenix Motorcars (Phoenix) is recalling certain 2019-2021 800V Catalyst and 2020-2022 ZX5 transit buses. The vehicle controller software may allow the electrical circuit for the radiator fan to overheat.

    Risk
    Electrical circuits that overheat increase the risk of a fire.
    Remedy
    Dealers will update the vehicle software, free of charge. Owner notification letters were mailed October 15, 2024. Owners may contact Phoenix customer service at 1-909-987-0815.

    NHTSA campaign 24V655000 · Phoenix Motorcars · Reported 06/09/2024

  2. ELECTRICAL SYSTEM

    Proterra Operating Company, Inc. (Proterra) is recalling certain 2019-2022 40' and 35' Catalyst 800V transit buses equipped with ProDrive 1.0, and 40' and 35' ZX5 800V transit buses equipped with ProDrive 1.0. A transistor inside the inverter may overheat and fail, which can result in a loss of power steering and drive power.

    Risk
    A loss of power steering and/or drive power increases the risk of a crash.
    Remedy
    Dealers will replace the inverter, free of charge. Owner notification letters were mailed December 16, 2023. Owners may contact Proterra customer service at 1-864-438-0000.

    NHTSA campaign 23V697000 · Proterra Operating Company, Inc. · Reported 17/10/2023

  3. VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR

    Proterra Operating Company, Inc. (Proterra) is recalling certain 2020-2022 35" Catalyst, 35" ZX5, and 40" ZX5 vehicles. The windshield wiper motors may operate intermittently or may fail to operate. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 104, "Windshield Wiping and Washing Systems."

    Risk
    Inoperative windshield wipers can reduce visibility in certain driving conditions, increasing the risk of a crash.
    Remedy
    Dealers will replace the wiper motors, free of charge. Owner notification letters were mailed April 3, 2023. Owners may contact Proterra customer service at 1-864-438-0000.

    NHTSA campaign 23V078000 · Proterra Operating Company, Inc. · Reported 13/02/2023

  4. PARKING BRAKE

    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.

    Risk
    Unintentional engagement of the parking brake increases the risk of a crash.
    Remedy
    Proterra will install a redesigned air circuit, free of charge. Owner notification letters were mailed on December 21, 2022. Owners may contact Proterra's customer service at 1-864-438-0000.

    NHTSA campaign 22V855000 · Proterra Operating Company, Inc. · Reported 18/11/2022

  5. STEERING:GEAR BOX (OTHER THAN RACK AND PINION)

    Proterra, Inc. (Proterra) is recalling certain 2017-2019 35 foot Catalyst E2, 2017-2019 40 foot E2, 2020-2021 35 foot RR, 2019-2020 40 foot RR, 2019-2022 40 foot ZX5, and 2020-2022 35 foot ZX5 buses. The plexus adhesive between the torque limiter plate and the bus body may be insufficient, causing the bolts that secure the steering gearbox to loosen.

    Risk
    A loose steering gearbox can cause a loss of steering control, increasing the risk of a crash.
    Remedy
    Dealers will install a mechanical fastener and new bolts on the steering gearbox, and install a new torque plate, as necessary, free of charge. Owner notification letters were mailed October 7, 2022. Owners may contact Proterra's customer service at 1-864-438-0000.

    NHTSA campaign 22V114000 · Proterra, Inc. · Reported 28/02/2022

Is your 2021 Proterra Catalyst affected?

A recall applies to a range of vehicles, not to every one built that year. Check your VIN to see which of these are open on yours.

Source: NHTSA public recall database.

Recalls are issued every week. Most owners hear late.

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Recall information comes from the National Highway Traffic Safety Administration, last updated 2024-09-06. DriveDocket is not affiliated with NHTSA, Proterra, or any vehicle manufacturer. Confirm any recall with a franchised dealer before relying on it.

All Proterra recalls