2019 Proterra Catalyst recalls
9 NHTSA recall campaigns naming the 2019 Proterra Catalyst. Last verified Jul 30, 2026. Recalls may apply only to certain VIN ranges — always confirm with a VIN check.
Units are totals reported across campaigns mentioning this model — NHTSA does not always break unit counts down by model.
Affected components
Nearby model years
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Campaigns
- Sep 6, 2024Fire risk2019–2021 Proterra Catalyst, 2020–2022 Proterra ZX5 — 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.
24V655000 · 483 units · Phoenix Motorcars
- Oct 17, 2023Crash risk2019–2022 Proterra Catalyst, 2019–2022 Proterra ZX5 — 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.
23V697000 · 238 units · Proterra Operating Company, Inc.
- Nov 30, 2022Fire risk2017–2019 Proterra Catalyst — Electrical System
Proterra Operation Company, Inc. (Proterra) is recalling certain 2017-2019 Catalyst transit buses. One or more battery packs may allow liquid to leak into and accumulate in the battery pack enclosure.
22V887000 · 300 units · Proterra Operating Company, Inc.
- Feb 28, 2022Crash risk2015–2022 Proterra Catalyst, 2015–2022 Proterra ZX5 — Steering
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.
22V114000 · 724 units · Proterra, Inc.
- Apr 19, 2021Crash risk2019–2020 Proterra Catalyst — Electrical System
Proterra, Inc. (Proterra) is recalling certain 2019-2020 Catalyst 40 foot buses. A software defect in the body controller that operates the door motor may allow the rear door to open unexpectedly.
21V268000 · 12 units · Proterra, Inc.
- Oct 28, 2020Crash risk2018–2020 Proterra Catalyst — Steering
Proterra Inc. (Proterra) is recalling certain 2018-2020 35 foot and 40 foot Catalyst buses. Lack of plexus adhesive between the torque plate and the vehicle chassis may cause the bolts securing the steering gear box to loosen.
20V664000 · 5 units · Proterra Inc.
- Oct 7, 2020Crash risk2019–2020 Proterra Catalyst — Steering
Proterra Inc. (Proterra) is recalling certain 2019-2020 Battery-Electric 40' Catalyst and 2020 Battery-Electric 35' Catalyst buses. The power steering hose located at the pump and reservoir may leak and sweat fluid through the hose.
20V621000 · 8 units · Proterra Inc.
- Dec 9, 2019Fire risk2019 Proterra Catalyst — Electrical System
Proterra, Inc. (Proterra) is recalling certain 2019 Catalyst buses. A body controller software update may have disabled the audible and visible warnings that notifies the operator that the brake interlock could be engaged.
19V871000 · 140 units · Proterra Inc.
- Jun 14, 2019Crash risk2018–2019 Proterra Catalyst — Structure
Proterra, Inc. (Proterra) is recalling certain 2018-2019 Catalyst buses equipped with a certain batch of glass roof hatches. Temperature and vibration stresses may cause the tempered glass roof hatch to shatter.
19V460000 · 21 units · Proterra Inc.