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October 14, 2022 Service bulletin

Transit bus repair to add seals around the dust covers over the top of the drive axle to prevent dust from...

Proterra technical service bulletin SC-21-157 for 2020 Proterra Catalyst and 2020 Proterra ZX5.

Bulletin number
SC-21-157 (SC-21-157)
Component
Power train
Summary
Transit bus repair to add seals around the dust covers over the top of the drive axle to prevent dust from entering around the shift solenoids.

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