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Service bulletin SB-366

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 id10042890
Published by NHTSA2012-01-24
Manufacturer's numberSB-366
Manufacturer's date2011-12-14
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

MOTOR COACH INDUSTRIES: BULLETIN PROVIDING INFORMATION REGARDING A POTENTIAL SITUATION WHEREBY WATER MAY MIGRATE THRU BREATHER VENT ON TOP OF TRANSMISSION. NO MODEL YEARS LISTED. *PE

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, Automatic transmission

Vehicles listed
MCI D SERIES

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