Proterra · United States · Crit
Proterra Catalyst: Electrical system — software
Affects Proterra Catalyst · 2019 — about 140 vehicles.
The hazard
If the vehicle does warn the driver that the brake interlock is engaged, the rear brakes may overheat, increasing the risk of a fire or crash.
What to do
Proterra will notify owners, and dealers will update the body controller software, free of charge. The recall began January 16, 2020. 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