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January 23, 2024 Service bulletin

BMS software update to the latest version

Proterra technical service bulletin SC-23-176 for 2021 Proterra Catalyst and 2021-2023 Proterra ZX5.

Bulletin number
SC-23-176 (SC-23-176)
Component
Electrical system
Summary
BMS software update to the latest version. It improves current sensors performance and adjusts the isolation fault threshold value.

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

Vehicles covered

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