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International Automotive Technicians Network
2013 MAXFORCE code 4227
Posted to HD/Fleet Forum on 1/23/2018 2 Replies

Would be nice to have just a straight forward code not all this searching. I have a 2013 int ce school bus with a maxforce 7. It has a spn 4227 fmi 31. What I have dug up so far is its related to the crankcase filter. Originally these engines had a serviceable... Login to read more.

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