---
title: "PROTERRA CATALYST (2021) - Recall 24V655000 — NHTSA record 260423 | Is It on Recall"
description: "Phoenix Motorcars (Phoenix) is recalling certain 2019-2021 800V Catalyst and 2020-2022 ZX5 transit buses. The vehicle controller software may allow the electric"
url: https://isitonrecall.com/recall/nhtsa-260423-proterra-catalyst-2021-recall-24v655000/
updated: 2026-10-01
site: "Is It on Recall"
language: en
---

[Recall archive](https://isitonrecall.com/archives/) / NHTSA

# PROTERRA CATALYST (2021) - Recall 24V655000 — NHTSA record 260423

Published notice; closure not supplied

A campaign record does not say whether this individual vehicle has received the remedy. Check the VIN with NHTSA or the manufacturer.

Source date Sep 6, 2024. Retrieved Oct 1, 2026. Last updated Oct 1, 2026.

Archive changed Oct 1, 2026. USDA FSIS records are unavailable; [check FSIS directly](https://www.fsis.usda.gov/recalls). [Source coverage and dates](https://isitonrecall.com/sources/).

## What the record says

- **Product**: PROTERRA CATALYST (2021) - Recall 24V655000
- **Reason**: 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. Electrical circuits that overheat increase the risk of a fire.
- **Classification**: Not supplied
- **Recalling firm**: Phoenix Motorcars
- **Quantity**: 483
- **Agency-reported status**: Published safety recall
- **Source record identifier**: 260423

[Open the official record](https://api.nhtsa.gov/recalls/campaignNumber?campaignNumber=24V655000)

## Lot and product identifiers

| Label field | Details supplied by the agency |
| --- | --- |
| Lot, code or applicability | Product applicability: PROTERRA CATALYST; model year 2021. Check the model identifiers and, for a vehicle, the VIN on the official recall site. |

Match all identifying details in the current notice. A brand name alone is not enough.

## Distribution

Not supplied

No US distribution state could be established from this record. Check the official notice.

## Dates in the source

- **Report received**: Sep 6, 2024
- **Manufacturer start**: Dec 14, 2019
- **Manufacturer end**: Nov 8, 2021
- **Owner notification**: Oct 15, 2024
- **Record created**: Sep 6, 2024

FDA company pages use the listing date; enforcement records use initiation dates; CPSC uses recall date; NHTSA uses report-received date. These dates are not interchangeable.

## What to do next

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.

[Read the current instructions](https://api.nhtsa.gov/recalls/campaignNumber?campaignNumber=24V655000)

Use [NHTSA's VIN check](https://www.nhtsa.gov/recalls) to check an individual vehicle and its remedy status.

## Related records

[Vehicles records](https://isitonrecall.com/product/cars/) [Vehicles and equipment records](https://isitonrecall.com/category/vehicles/) [Phoenix Motorcars records](https://isitonrecall.com/brand/phoenix-motorcars/)