Proterra · United States · Mod
Proterra Catalyst, ZX5: Electrical system
Affects Proterra Catalyst, ZX5 · 2019–2022 — about 238 vehicles.
The hazard
A loss of power steering and/or drive power increases the risk of a crash.
What to do
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.
Critical — crash/injury risk now
High — injury risk; see remedy
Moderate — fix at next service
Low — minor / informational