Range synchronizer, repair
Mack technical service bulletin FSB 431-010 for 2014-2015 Mack Cxu and 2014-2015 Mack Chu.
- Bulletin number
- FSB 431-010
- Component
- Power train: automatic transmission
- Summary
- Range synchronizer, repair. This procedure is to repair mdrive transmissions in the field that exhibit a grinding noise when the transmission range shifts (for example: between 6th and 7th gear) built between 01/01/2013 and 08/18/2014.
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