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April 13, 2023 Service bulletin

Transit bus air compressor inspection to verify if failed compressor is can be repaired or rebuilt.

Proterra technical service bulletin IB-22-136 for 2021 Proterra ZX5.

Bulletin number
IB-22-136 (IB-22-136)
Component
Service brakes
Summary
Transit bus air compressor inspection to verify if failed compressor is can be repaired or rebuilt.

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