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March 1, 2010 Service bulletin

Mci: bearing box. a new breather vent assembly kit for the tag axle bearing box used on the g series...

Mci technical service bulletin SB-3033 for 2004 Mci G4100 and 2004 Mci G4500.

Bulletin number
SB-3033
Component
Equipment: other: owners/service/other manual
Summary
Mci: bearing box. A new breather vent assembly kit for the tag axle bearing box used on the g series coaches. The kit includes a new breather vent and an extension which raises the breather vent above the bearing box to reduce potential plugging of the bearing box vent and increasing the lubrication level in the bearing box. No model years listed.

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