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July 5, 2022 Service bulletin

Instructions updating the Powertrain Controller on select Transit buses for improved powertrain performance.

Proterra technical service bulletin SC-22-078 for 2019-2021 Proterra Catalyst and 2021-2022 Proterra ZX5.

Bulletin number
SC-22-078 (SC-22-078)
Component
Electrical system
Summary
Instructions updating the Powertrain Controller on select Transit buses for improved powertrain performance.

Owners of these vehicles have filed 1 complaints in the electrical category.

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