Not Yet Classified

This recall has not yet been classified by risk level.

2021 PROTERRA CATALYST Recalled by Proterra, Inc. — STEERING:GEAR BOX (OTHER THAN RACK AND PINION)

Date: February 28, 2022
Company: Proterra, Inc.
Status: Ongoing
Source: NHTSA

What You Should Do

Stop using this product immediately. Do not consume, use, or distribute it.

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.

Affected Products

2021 PROTERRA CATALYST. 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.

Why Was This Recalled?

A loose steering gearbox can cause a loss of steering control, increasing the risk of a crash.

Where Was This Sold?

Nationwide

About Proterra, Inc.

Proterra, Inc. has 1 total recall tracked by RecallDetector.

Related Recalls

Data sourced from the NHTSA. Last updated March 27, 2026. View original report