Transit bus reliability improvement for the air intake of the auxiliary heater to intake fresher air.
Proterra technical service bulletin SC-21-050 for 2018-2020 Proterra Catalyst and 2019-2021 Proterra ZX5.
- Bulletin number
- SC-21-050 (SC-21-050)
- Component
- Unknown or other
- Summary
- Transit bus reliability improvement for the air intake of the auxiliary heater to intake fresher air.
Vehicles covered
- Proterra Catalyst 2018-2020 201820192020
- Proterra ZX5 2019-2021 201920202021
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