Campaign 22V-887

One or more battery packs may allow liquid to leak into and accumulate in the battery pack enclosure

Defect summary

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.

Consequence

The accumulation of liquid inside the battery pack enclosure increases the risk of a fire.

Remedy

Proterra will update software, inspect, and replace the battery pack, free of charge. Owner letters were mailed November 6, 2023. Owners may contact Proterra's customer service at 1-864-438-0000.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Source: NHTSA ODI recalls file, campaign 22V887000. Text as published by NHTSA.

Vehicles covered

One product line is covered

Owner complaints filed with NHTSA about electrical system on these vehicles: 0, of which 0 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 22V-887
Make	Model	Model years	Complaints on this component
Proterra	Catalyst	2017 to 2019	0

Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.

Investigation

No NHTSA investigation is linked to this recall

Most recalls are started by the manufacturer. This one lists "Manufacturer" as its origin.

Before the recall

33 service bulletins on this component came first

Distinct manufacturer communications on the same component group, make, model and model year in the 24 months before the report date.

Source: NHTSA manufacturer communications file.

Service bulletins

23V-697 Oct 17, 2023
Transistor inside the inverter may overheat and fail, which can result in a loss of power steering and drive power
22V-829 Nov 7, 2022
Interlock override switch was not installed during production
22E-065 Jul 29, 2022
Insufficient connection in the battery pack may cause the battery management system to shut down unexpectedly
22E-052 Jun 21, 2022
High voltage battery cable may not be properly connected, which can cause a loss of electrical power or a ground short circuit