SB 3120
Service Bulletin/Repair Instructions
This Service Bulletin informs owners of the procedure to clean the batteries and reapply corrosion inhibitor every 6000 miles or 3 months, whichever first occurs.
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.
SB 3120
This Service Bulletin informs owners of the procedure to clean the batteries and reapply corrosion inhibitor every 6000 miles or 3 months, whichever first occurs.
SB-391
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-3072
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. *PE
MCI-361
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 SIGNAL FROM J1939. AFFECTED MODEL D SERIES COACHES. NO MODEL YEAR GIVEN. *JS
SB-363
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-3061
MOTOR COACH INDUSTRIES: AN IMPROVEMENT FOR THE REAR UPPER DOOR RADIATOR. *RM
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
TSB-3021
MOTOR COACH INC.: EX225 BRAKE CALIPER SLIDE PIN BUSHING SERVICE KIT. A SLIDE PIN BUSHING SERVICE KIT FOR THE EX225 BRAKE CALIPER HAS BEEN RELEASED. NO MODEL YEARS LISTED. *PE UPDATED 5/31/11. *PE
SB-3048
MOTOR COACH INDUSTRIES: SOME A/C COMPRESSORS MAY HAVE THE DUST COVER SNAP RING INSTALLED BACKWARDS. THERE MAY BE A RATTLING OR SHORTENING OF CLUTCH LIFE CYCLE. *RM
SB-3044
MOTOR COACH INDUSTRIES: THERE HAVE BEEN SERVICE KITS RELEASED FOR THE CLUTCH. *RM
SB-3032
MCI: ENGINE COMPARTMENT FIRE DETECTION. MCI REPLACED THE ENGINE COMPARTMENT KIDDE FENWAL FIRE DETECTOR SENSORS WITH AMEREX FIRE DETECTOR SENSORS. THE NEW SENSORS ARE SEALED, COMPACT DESIGN, WITH AN IMPROVED SERVICE LIFE, THEREFORE REDUCING THE POTENTIAL FOR FALSE FIRE DETECTION, ACTIVATING THE FIRE ALARM TELL-TALE AND BUZZER. MODELS D/3/J SERIES. NO MODEL YEARS LISTED. *PE
SB-3040
MCI: MA703 BRAKE PADS ON EX225 DISC BRAKES. A PRODUCT IMPROVEMENT CHANGE TO THE BRAKE PADS USED ON MERITOR AXLE ASSEMBLIES OF D/E/J SERIES COACHES HAVING EX225 DISC BRAKES. NO MODEL YEARS LISTED. *PE
SB-3029
MCI: CONTROLS ELECTRIC HORN HARNESS. POTENTIAL FOR DELAYED HORN RESPONSE ON D MODEL COACHES EQUIPPED WITH I/O CONTROLS. THE FOLLOWING RETROFIT PROCEDURE IS APPLICABLE TO D SERIES COACHES EQUIPPED WITH I/O CONTROLS BETWEEN THE RANGE OF, AND INCLUDING, UNIT NUMBERS 55951 TO 55958 AND 56167 TO 59340. NO MODEL YEARS LISTED. *PE
SB-3031
MCI: A/C BELT SNUBBER. EFFECTIVE WITH 59335, MCI HAS MADE DESIGN CHANGES TO THE A/C BELT SNUBBER BRACKET INSTALLATION ON COACHES EQUIPPED WITH CUMMINS ISM ENGINES. THIS DESIGN CHANGE WILL IMPROVE DURABILITY OF THE BELT IN THE EVENT THE BELT CONTRACTS THE MOUNTING HARDWARE. D SERIES COACHES AND NO MODEL YEARS LISTED. *PE
3024
MOTOR COACH INC.: MITSUBISHI STARTER RELAY WIRES. THE MITSUBISHI STARTED RELAY WIRES MAY BE SUBJECT TO CORROSION DUE TO THE PRESENCE OF WATER. EFFECTIVE WITH UNIT NUMBERS 58917 AND 65195, MCI HAS MADE DESIGN CHANGES TO THE STARTER RELAY WIRE INSTALLATION. NO MODEL YEARS LISTED. *PE
SB-333
MOTOR COACH INC.: MAY EXPERIENCE COMPRESSOR DISCHARGE PORT DAMAGE DUE TO LOOSE DISCHARGE FITTING. DETERIORATION OF THE 0-RING DUE TO TEMPERATURE. COACHES WITH CATERPILLAR ENGINES EQUIPPED WITH A BA922 COMPRESSOR TO REPLACE THE EXISTING DISCHARGE FITTING (HAVING A BLACK COLORED NITRILE O-RING) WITH A NEW FITTING HAVING A BROWN COLORED VITON O-RING HAVING A HIGHER TEMPERATURE RATING. NO MODEL YEARS LISTED. *PE
TSB-3023
MOTOR COACH INC.: DISC PLUS EX225 BRAKE ACTUATOR TEST PROCEDURE. MERITOR WABCO HAS RELEASED PRODUCT INFORMATION LETTER 505 WHICH DETAILS A TEST PROCEDURE TO CHECK ACTUATORS FITTED TO DISCPLUS EX225 DISC BRAKES. NO MODEL YEARS LISTED. *PE
TSB-3022
MOTORCOACH INC.: BRAKE CAMSHAFT AND SLACK ADJUSTER LUBRICATION PROCEDURE. *PE
TSB-3020
MOTORCOACH INC.: LINNIG TWO (2) SPEED CLUTCH SERVICE KIT. THE CLUTCH ASSEMBLY SHOULD BE SERVICE EVERY 75,000 MILES/120,000KM AND 150,000 MILES/241,000KM. *PE UPDATED 12/23/09. *PE
SB-332
MOTORCOACHES INC: ENGINE MOUNT LIMITING REBOUND WASHER. DAMAGED DIESEL PARTICULATE FILTER (DPF) BELLOW TUBE. ENGINE TORQUE DEFLECTION TRANSFERRING STRESS TO BELLOW TUBE INSTALLATION. NO MODEL YEARS LISTED. *PE
TSB-3018
MOTOR COACHES INC.: ENGINE MOUNT LIMITING REBOUND WASHER. DESIGN CHANGES HAS BEEN MADE TO THE ENGINE CRADLE INSTALLATION ON D SERIES COACHES EQUIPPED WITH A 2007 EPA DDC S60 ENGINE AND AN ALLISON TRANSMISSION. *PE
SB-322
MOTORCOACH INC.: CATERPILLAR PROGRAM FOR UPDATING THE REGENERATION SYSTEM ON C13 ACERT. MODELS D, E, J COACHES EQUIPPED WITH CAT C13 ACERT ENGINE. MODEL YEARS UNKNOWN. *PE
SB-3009
MOTORCOACH: A DESIGN CHANGE TO THE BEARING BLOCK INSTALLATION ON THE #2 RH BAGGAGE BAY DOOR USED WITH WHEELCHAIR LIFT COACHES. MODEL YEARS UNKNOWN. *PE
SB-314
MOTOR COACH: ENGINE SHUT DOWN/LOW COOLANT SENSOR. DIRECT CURRENT LOW COOLANT SENSOR HAS BECOME PLATED WITH COOLANT CHEMICALS AND NO LONGER SENSES THAT THE 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.