| Bulletin Date: | Jul. 22, 2022 |
| Component: | Engine and engine cooling:engine:engine control module (ecu/ecm):software |
| Bulletin Summary: | To improve customer experiences by eliminating most needs for an engineering review, this service bulletin clarifies the upgrade procedure from pma300 to pma500 governors. Two options are given. The first option applies only to vehicles tha |
| Vehicles covered in this TSB: |
1998 Pierce Custom Chassis,
1999 Pierce Custom Chassis,
2000 Pierce Custom Chassis,
2001 Pierce Custom Chassis,
2002 Pierce Custom Chassis,
2003 Pierce Custom Chassis,
2004 Pierce Custom Chassis,
2005 Pierce Custom Chassis,
2006 Pierce Custom Chassis.
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