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Service bulletin P7-135

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 id10117384
Published by NHTSA2017-09-14
Manufacturer's numberP7-135
Manufacturer's date2017-03-24
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM:WIRING

NHTSA's summary

This Procedure is to be performed in conjunction with Service Bulletin 445, and provides a procedure to insert plugs in the transmission harness connector open cavities to help prevent water migration into the transmission connector and harness on MY 2013 - 2017 MCI J4500 coaches. This Service Bulletin must be implemented in conjunction with MCI Service Bulletin 445.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Transmission and driveline, Automatic transmission, Wiring and fuses

Vehicles listed
MCI J45002013 to 2017

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