The defect
Proterra Inc. (Proterra) is recalling certain 2018-2020 35 foot and 40 foot Catalyst buses. Lack of plexus adhesive between the torque plate and the vehicle chassis may cause the bolts securing the steering gear box to loosen.
The risk
An unsecured steering gear box could cause the driver to lose the ability to steer the vehicle, increasing the risk of crash or injury.
The remedy
Proterra will notify owners, and dealers will inspect the steering gear mounting bolts and the plexus adhesive layer between the torque plate and the chassis. If the plexus adhesive layer is missing or insufficient, the components will be repaired, free of charge. The recall began December 10, 2020. Owners may contact Proterra customer service at 1-864-438-0000. Proterra's number for this recall is SC-20-154.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Proterra Catalyst | 2018, 2019, 2020 |
Components: STEERING:GEAR BOX (OTHER THAN RACK AND PINION)
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 | 2018 | 0 | 9 |
| Proterra Catalyst | 2019 | 0 | 9 |
| Proterra Catalyst | 2020 | 0 | 8 |
Other steering recalls in 2020
29 of the 782 recall campaigns reported to NHTSA in 2020 concerned the steering; Proterra Inc. filed 9 campaigns in all.
| 20V726000 20 Nov 2020 | Ford Motor Company |
| 20V712000 17 Nov 2020 | Volkswagen Group of America, Inc. |
| 20V663000 28 Oct 2020 | Daimler Vans USA, LLC |
| 20V651000 23 Oct 2020 | Mercedes-Benz USA, LLC. |
| 20V626000 9 Oct 2020 | Mercedes-Benz USA, LLC. |
| 20V621000 7 Oct 2020 | Proterra Inc. |
| 20V568000 21 Sept 2020 | Nova Bus |
| 20V534000 2 Sept 2020 | Tiffin Motorhomes, Inc. |
NHTSA recalls (public domain) · all recalls of 2020