Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 339 bulletins for MCI
SB 391
Nov 13, 2012
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
This Service Bulletin informs affected customers that MCI was notified by Allison Transmission that it has released Field Action Letter 2012FA03 that addresses the need for replacement of the Dual Power Inverter Module 2 (DPIM2) on model ye
SB-3074
Nov 13, 2012
060000 ENGINE (PWS)
MCI: INFORMATION PROVIDED REGARDING THE REPLACEMENT STEPS OF EXISTING ENGINE HARNESS P CLIP, IF IN THE EVENT LOOM DAMAGE OR CHAFING HAS OCCURRED. MODELS E, J SERIES. NO MODEL YEARS LISTED. *PE
SB-391
Nov 13, 2012
102000 POWER TRAIN:MANUAL TRANSMISSION
MCI: ALLISON TRANSMISSION, THE MANUFACTURER OF DUAL POWER INVERTER MODULE 2 (DPIM2) IS REPLACING ALL OF THE TRANSMISSIONS ON D MODEL COACHES. MODEL D SERIES. NO MODEL YEARS LISTED. *PE
SB 389
Oct 12, 2012
103700 POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER
This Service Bulletin informs affected customers that the retention nut utilized on the Leece Neville alternator pulley installation is not maintaining the proper torque which may result in alternator bearing failure on model year 2011-2012
SB-389
Oct 12, 2012
112000 ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
MOTOR COACH IND.: THE ALTERNATOR BEARING FAILS ON EXISTING RETENTION NUT DUE TO FAILURE OF PROPER TORQUE UTILIZED FOR LEECE NEVILLE ALTERNATOR PULLEY. MODELS D, E4500, J4500. NO MODEL YEARS LISTED. *PE
SB-390
Sep 21, 2012
160000 STRUCTURE
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.
SB-387
Aug 23, 2012
100000 POWER TRAIN
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
SB-3072
Aug 3, 2012
102000 POWER TRAIN:MANUAL TRANSMISSION
MCI: INFORMATION PROVIDED IN THE EVENT OF LOOM DAMAGE OR CHAFING OCCURRING TO THE INTERFACE HARNESS WIRE LOOM AND P-CLIPS FOR TRANSMISSION, THE WIRES WOULD NEED TO BE RE- ROUTED AND REPLACED. MODELS D SERIES NO MODEL YEARS LISTED.
SB-380
Jun 25, 2012
061000 ENGINE AND ENGINE COOLING:ENGINE
MCI: SMARTWAVE FULL FUNCTION DISPLAY FAILS TO RECEIVE SENSOR DATA FROM TIRE POSITIONS DUE TO ELECTROMAGNETIC INTERFERENCE (EMI) BY 24V MP BRUSH TYPE BOOST PUMP MOTOR PREVENTION OF REQUIRED RECEPTION OF TIRE SENSOR DATA. *PE
SB-383-B
Jun 13, 2012
015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM
MCI: ADDITIONAL LOAD PLACED ON ENGINE'S INTERNAL GEARS, RESULTING IN VIBRATION TRANSMITTED TO STEERING WHEEL CAUSED BY AIR COMPRESSOR CUTTING IN, AT LOW SPEED, AND A DEMAND FOR POWER STEERING. *PE
SB-386
Jun 1, 2012
062200 ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
MCI: ON SOME COACHES, DUE TO AN ABSENCE OF WASHER, THE FAN CLUTCH BRACKET BUSHING MAY WALK OUT OF BRACKET AND ALLOW CLUTCH MISALIGNMENT AND BELT FAILURE. *PE
SB-365
May 30, 2012
080000 FUEL SYSTEM, DIESEL
MCI: ON SOME COACHES, THE INSTRUMENT PANEL GAUGE SHOWS ERRONEOUS FLUID LEVEL FOR THE DIESEL EXHAUST FLUID (DEF) TANK LEVER SENSOR. *PE
SB-385
May 30, 2012
091200 FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM
MCI: INSTRUMENT PANEL GAUGE SHOWS ERRONEOUS FLUID LEVEL FOR DIESEL EXHAUST FLUID (DEF) TANK LEVEL SENSOR. *PE
MCI-361
Mar 8, 2012
250000 ELECTRONIC STABILITY CONTROL
MCI-361: ELECTRONIC STABILITY CONTROL (ESC) TELL-TALE. CUSTOMERS MAY EXPERIENCE THE ELECTRONIC STABILITY CONTROL TELL-TALE ILLUMINATING AND TROUBLE CODES 231-9 AND 231-14 LOGGING. THIS DUE TO THE ESC CONTROLLER MODULE NOT RECEIVING TAG AXLE
MCI-375
Mar 6, 2012
160000 STRUCTURE
MCI: PARCEL RACK SIDEWALL FASTENERS. SOME OF THE EXISTING PARCEL RACK MOUNTING HARDWARE IN CERTAIN MOTOR COACHES MAY HAVE BROKEN OR FALLEN OUT. THIS IS DUE TO STRESS ON EXISTING PARCEL RACK MOUNTING HARDWARE. MODELS AFFECTED E/J SERIES. NO
MCI-382
Mar 6, 2012
160000 STRUCTURE
MCI: PARCEL RACK ROOF FASTENERS. CERTAIN COACHES MAY NOT HAVE HAD THE SCREWS INSTALLED AS REQUIRED BY MCI'S PRIOR CAMPAIGN. AS A RESULT THE POTENTIAL EXISTS FOR THE PARCEL RACKS TO NOT BE FASTENED AS SECURELY AS INTENDED. AFFECTED MODELS IN
SB-353B
Mar 2, 2012
033110 SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM:HOSES, LINES/PIPING, AND FITTINGS
MOTOR COACH INDUSTRIES: BRAKE LINE IS RUBBING AGAINST THE FRONT TIRES BECAUSE OF THE LOCATION OF THE BRAKE LINE. *RM UPDATED ON 05/16/2012 *JS
SB-374
Jan 13, 2012
062200 ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
MCI: THE MANUFACTURING PROCESS OF FAN CLUTCH COOLING RING FINS MAY CAUSE COACHES TO EXPERIENCE MISSING PORTIONS AND/OR STRESS CRACKS. NO MODEL YEARS LISTED. *PE
SB-376
Jan 12, 2012
061000 ENGINE AND ENGINE COOLING:ENGINE
MCI: DUE TO FAILURE OF DIODE, WHICH CAUSED DESIGNATED FUSE TO BLOW, THE BOOST PUMP (CODE A22) FAIL TO OPERATE PROPERLY. NO MODEL YEARS LISTED. *PE
SB-366
Dec 14, 2011
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
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
SB-367
Dec 14, 2011
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
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-368
Nov 7, 2011
204000 WHEELS:HUB
MOTOR COACH INDUSTRIES: BULLETIN INFORMATION ON SOME MOTOR COACHES, AT A HIGH TEMPERATURE THRESHOLD THAT THE DRIVE AXLE WHEEL HUB COVER WOULD BECOME DETACHED DURING THE OPERATION OF THE MOTOR COACH. NO MODEL YEARS LISTED. *PE
SB-363
Oct 19, 2011
114000 ELECTRICAL SYSTEM:WIRING
MOTOR COACH INC: INFORMATION PERTAINING TO COACHES EQUIPPED WITH 2007-09 MY ENGINE AND DUAL BOSCH ALTERNATORS, WHEREBY THE HARNESS WIRE MAY OVERHEAT, DUE TO INSTALLATION OF UNUSED HARNESS WIRE. *PE
SB-3066
Oct 5, 2011
120000 EXTERIOR LIGHTING
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.
SB-337
Oct 5, 2011
061000 ENGINE AND ENGINE COOLING:ENGINE
MOTOR COACH INC: INFORMATION FOR SOME COACHES THAT MAY HAVE BEEN INCORRECTLY SERVICED OR NOT FILLED TO FULL CAPACITY WHILE USED BY FACILITIES REGARDING THE COOLING PACKAGE SYSTEM FOR CUMMINS ENGINE. *PE