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Service bulletin SB-387

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10053692
Published by NHTSA2013-11-15
Manufacturer's numberSB-387
Manufacturer's date2012-08-23
NHTSA componentPOWER TRAIN

NHTSA's summary

MCI: SOME VEHICLES MAY EXPERIENCE WATER INSIDE THE TRANSMISSION. THE WATER MAY BE COMING THROUGH THE ALLISON BREATHER VENT. THE VENT CAN BE FOUND AT THE TOP OF THE TRANSMISSION AND/OR THE FILL TUBE. MODELS E4500 AND J4500 COACHES. NO MODEL YEARS WERE PROVIDED. *JS

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline

Vehicles listed
MCI MCI

Listing a model year does not mean every vehicle of it is concerned: the document says which.