2020–2022 Proterra Catalyst, 2020–2022 Proterra ZX5 Recall: Windshield wiper motors may operate intermittently or may fail to operate
NHTSA campaign 23V078000 · Visibility · filed Feb 13, 2023 · verified Jul 30, 2026
The defect
Proterra Operating Company, Inc. (Proterra) is recalling certain 2020-2022 35" Catalyst, 35" ZX5, and 40" ZX5 vehicles. The windshield wiper motors may operate intermittently or may fail to operate. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 104, "Windshield Wiping and Washing Systems."
The risk
Inoperative windshield wipers can reduce visibility in certain driving conditions, increasing the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will replace the wiper motors, free of charge. Owner notification letters were mailed April 3, 2023. Owners may contact Proterra customer service at 1-864-438-0000.
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.
Affected vehicles
Related recalls
More Proterra Catalyst recalls
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- 2020–2021 Proterra Catalyst and 1 other model — Back pressure in the shared air exhaust for the pneumatic…
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Other campaigns involving Proterra vehicles
Source: NHTSA recall database, campaign 23V078000. Data last verified Jul 30, 2026.