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Service bulletin SB-3013

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 id10029464
Published by NHTSA2009-07-09
Manufacturer's numberSB-3013
Manufacturer's date2009-03-23
NHTSA componentSERVICE BRAKES, AIR:SUPPLY:RESERVOIR/TANK; SERVICE BRAKES, AIR

NHTSA's summary

MCI COACH: REAR RELAY VALVE. THE ISSUE INVOLVES LEAKAGE FROM THE SECONDARY RESERVOIR TO (OR THROUGH, IF THE DRAIN COCK IS LEFT OPEN) THE PRIMARY RESERVOIR WHEN A FULL SERVICE BRAKES APPLICATION IS MADE AFTER THE PRIMARY RESERVOIR HAS BEEN DRAINED AS PART OF THE FAILED SYSTEM CHECK,. *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

Brakes

Vehicles listed
MCI J45002000 to 2009

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