| Bulletin Date: | Aug. 20, 2019 |
| Component: | Electrical system |
| Bulletin Summary: | This service bulletin informs owners of d series coaches equipped with a delco 55 si alternator mci p/n (07-03-1310) to clean the alternators every 6,000 miles using the procedure as recommended by delco. |
| Vehicles covered in this TSB: |
2017 MCI 4000ISTV,
2016 MCI D4000,
2017 MCI D4000,
2016 MCI D4000istv,
2016 MCI D4005,
2017 MCI D4005,
2018 MCI D4005,
2016 MCI D4500,
2017 MCI D4500,
2018 MCI D4500,
2016 MCI D4505,
2017 MCI D4505,
2018 MCI D4505.
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