The defect
Proterra, Inc. (Proterra) is recalling certain 2019-2020 Catalyst 40 foot buses. A software defect in the body controller that operates the door motor may allow the rear door to open unexpectedly.
The risk
The rear door may open without the driver's awareness, increasing the risk of injury.
The remedy
Proterra will notify owners, and dealers will update the software, free of charge. Owner notification letters were mailed on June 11, 2021. Owners may contact Proterra customer service at 1-864-438-0000.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Proterra Catalyst | 2019, 2020 |
Components: ELECTRICAL SYSTEM:SOFTWARE
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Proterra Catalyst | 2019 | 0 | 9 |
| Proterra Catalyst | 2020 | 0 | 8 |
Other electrical system recalls in 2021
92 of the 988 recall campaigns reported to NHTSA in 2021 concerned the electrical system; Proterra, Inc. filed 3 campaigns in all.
| 21V00N000 29 Dec 2021 | PACCAR Incorporated |
| 21V00K000 28 Dec 2021 | Hyundai Motor America |
| 21V997000 20 Dec 2021 | Jayco, Inc. |
| 21V972000 15 Dec 2021 | Daimler Vans USA, LLC |
| 21V966000 13 Dec 2021 | Autocar, LLC |
| 21V949000 9 Dec 2021 | Chrysler (FCA US, LLC) |
| 21V944000 7 Dec 2021 | Hyundai Motor America |
| 21V941000 6 Dec 2021 | Dennis Eagle Inc. |
NHTSA recalls (public domain) · all recalls of 2021