Vehicle report
Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
TSIB 22-12
MCI has released Technical Service Information Bulletin (TSIB) 22-12 to address concerns with water ingress in remote switch box. The TSIB provides guidance on how to rework the box to inhibit water intrusion and connector corrosion
D20M4
DDC Field service campaign for GHG17 Detroit DD13 engines requiring software reprogramming and new emission label replacement. This field service applies only to MCI (Motor Coach Industries) vehicles.
SB 3101
This Service Bulletin informs affected customers that ZF Friedrichshafen AG has released a Service Information bulletin regarding checking axle hubs and wheel heads if an ABS tell-tale lamp is activated during coach operation on MCI J model coaches, and that immediate action is required in such event to prevent an overheat condition.
SB 3099
This Service Bulletin informs affected customers of the maintenance procedures for the Torca Accuseal clamp utilized on the connection between the after-treatment system (selective catalyst reduction device) and tailpipe; that the clamp is a one time usage clamp; and that a new clamp must be utilized after any service or maintenance is performed in which the existing clamp was loosened or removed on MCI D and MCI J model coaches.
SB 3077
This Service Bulletin informs affected customers that MCI was notified by Shaw Development that the diesel exhaust fluid (DEF) tank cap requires routine cleaning to prevent the potential for crystallization build up at the vent, which may result in potential vacuum issues which could result in collapsing of the tank walls on MCI D model coaches, MCI E4500 model coaches and MCI J4500 model coaches.
SB-390
MOTOR COACH INC: DRIVE AXLE SUSPENSION SUPPORT STRUCTURE MAY ACCUMULATE WATER CAUSING SUPPORT STRUCTURE DAMAGE DUE TO EXPANSION, IN FREEZING TEMPERATURES, WHILE COACH IS BEING OPERATED. MODELS E4500, J4500. NO MODEL YEARS LISTED. *PE UPDATED 12/10/12. *PE
SB-367
MOTOR COACH INDUSTRIES: ON SOME COACHES, WATER MAY MIGRATE ONTO/INTO THE TRANSMISSION AND/OR THE FILL TUBE, THROUGH THE BREATHER VENT THAT IS LOCATED ON TOP OF TRANSMISSION. NO MODEL YEARS LISTED. *PE
SB-3066
MOTOR COACH INC: BULLETIN PERTAINING TO THE REVISED REPLACEMENT DIRECTIONAL/SIDE MARKER LIGHTS. TO ELIMINATE POTENTIAL CRACKS THAT RESULT IN WATER INTRUSION, REVISED LIGHTS FOAM BACKING WAS REMOVED BETWEEN MARKER LIGHT AND COACH BODY. *PE
SB-357
MOTOR COACH INDUDSTRIES: INFORMATION ON REPLACING THE COOLANT PUMP THAT MAY HAVE A PROBLEM. *RM
354
MOTOR COACH INDUSTRIES SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THERE MAY BE A HARSH DOWNSHIFT, RPM FLARE, OR THE TRANSMISSION MAY LOCK. *RM
SB-3043
MCI: TAG UNLOAD VALVE ASSEMBLY. EFFECTIVE WITH UNIT NUMBER 65614, MCI HAS MADE DESIGN CHANGES TO THE TAG UNLOAD VALVE ASSEMBLY INSTALLATION ON SOME MODEL COACHES. THE LONGER LIFE VALVES WILL IMPROVE THE DURABILITY OF THE TAG UNLOAD VALVE ASSEMBLY. MODELS E4500/J4500 SERIES. NO MODEL YEARS LISTED. *PE
SB-330
MOTOR COACH INC.: MCI HAS BECOME AWARE OF FAILURES OF THE SENSORS WHERE THE SYSTEM IS CONSTANTLY SIGNALING AN OBSTRUCTION BEHIND, WHEN NO OBSTRUCTION EXISTS. THE ORIGINAL SENSOR INSTALLED IN THE COACH WAS TOO SENSITIVE AND WOULD SOMETIMES SENSE THE REAR BUMPER AS AN OBSTRUCTION. *PE
SB-326C
MOTORCOACH INC: ATC/ESC RELAY VALVE ASSEMBLY. THE DEFECT INVOLVES A VALVE THAT IS PART OF THE AUTOMATIC TRACTION CONTROL (ATC) AND ELECTRONIC STABILITY CONTROL (ESC) SYSTEMS FOR THE COACH'S REAR AXLES, AND THE ESC FOR THE FRONT AXLES. *PE
SB-317
MOTORCOACH INC.: AN UPGRADE TO THE SOFTWARE PROGRAM IS REQUIRED ON CERTAIN MC1 E4500 AND J4500 COACHES EQUIPPED WITH ALLISON GEN IV B500 TRANSMISSIONS. MODEL YEARS UNKNOWN. *PE
SB-3012
MCI: ENGINE PAN PROTECTION TUBE ASSEMBLY. MODEL YEARS UNKNOWN. *PE
SB-3013
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
SB-3007
MOTORCOACH: PRODUCT IMPROVEMENT CHANGE TO THE BRAKE CHAMBERS USED ON THE FRONT AXLE OF E4500/J4500 COACHES HAVING EX225 DISC BRAKES. MODEL YEARS UNKNOWN. *PE UPDATED 7/10/09. *PE
SB-3010
MOTORCOACH: A DESIGN CHANGE TO THE DRIVER'S AND PASSENGER'S WINDSHIELD BLIND INSTALLATION. THIS DESIGN CHANGE WILL MINIMIZE BLIND RATTLE DURING COACH OPERATION. MODEL YEARS UNKNOWN. *PE
SP-7-61
MOTOR COACH: A POTENTIAL FOR SENSOR FAILURE ON COACHES EQUIPPED WITH REAR SENSING SYSTEM. FAILURE MAY BE ADVISING DRIVERS THAT THERE MAY BE AN OBSTRUCTION WITH THREE (3) FEET OF REAR OF COACH, WHEN THERE MAY NOT BE. MODEL YEARS UNKNOWN. *PE
SB-315B
MOTOR COACH: ENGINE SHUTDOWN/LOW COOLANT SENSOR. DIRECT CURRENT LOW COOLANT SENSOR HAS BECOME PLATED WITH COOLANT CHEMICALS AND NO LONGER SENSES THAT COOLANT LEVEL HAS DROPPED. MODEL YEARS UNKNOWN. *PE
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.