Mack trucks: hose, engine oil fill tube
Mack technical service bulletin FSB-221-009 for 2007-2013 Mack Mru and 2007-2013 Mack Leu.
- Bulletin number
- FSB-221-009
- Component
- Engine and engine cooling: cooling system: hoses/lines/piping/fittings
- Summary
- Mack trucks: hose, engine oil fill tube. Engines built before february 11, 2013 may exhibit minor oil seepage from the engine oil filler tube hose or display stress cracks in the hose. Js updated 7/3/13.
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