Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 339 bulletins for MCI
SB 3121
Oct 7, 2019
060000 ENGINE AND ENGINE COOLING
The Service Bulletin informs owners of model year 2019 J4500 model coaches equipped with an ISX, X12, or DD13 engine with E-fan to replace the existing T bolt charge air cooler ("CAC") clamps, MCI P/N: 19-04-0482, with a new clamp, MCI P/N:
SB 3125
Oct 7, 2019
020000 SUSPENSION
This Service Bulletin informs owners of model year 2018-2020 J4500 model coaches hearing noise near the front sway bar during driving to apply anti-seize lubricant per the instructions.
SB 3127
Oct 7, 2019
110000 ELECTRICAL SYSTEM
This Service Bulletin informs owners of model year 2019 D45CRTLE and J4500 model coaches equipped with a Delco 55 alternator, MCI P/N: 07-03-1322, to clean the alternators and reapply corrosion inhibitor every 6000 miles, using the followin
P 03-266
Sep 30, 2019
160000 STRUCTURE
This Procedure outlines the steps to rework the sliding WCL door used on model year 2018 J4500 model coaches to ensure reliable operation of the sliding door.
P 09-11
Sep 30, 2019
080000 FUEL SYSTEM, DIESEL
This Procedure outlines the steps to replace the fuel overflow hose and clamp on the fuel tank on model year 2011-2020 J4500 model coaches.
P 16-38
Sep 27, 2019
130000 VISIBILITY
This Procedure outlines the steps to add a louver in the driver defroster panel to divert condensation from the driver defroster away from the stepwell area on model year 2018 J4500 model coaches.
P 03-270
Sep 12, 2019
130000 VISIBILITY
This Procedure informs affected owners of model year 2018-2019 J4500 model coaches of the procedure to prevent windshield water leaks.
SB 3113B
Aug 20, 2019
110000 ELECTRICAL SYSTEM
This Service Bulletin informs owners of D series coaches equipped with a Delco 55 SI alternator MCI P/N (07-03-1310) to clean the alternators every 6,000 miles using the procedure as recommended by Delco.
SB 3124
Aug 20, 2019
118000 ELECTRICAL SYSTEM:SOFTWARE
This Service Bulletin informs owners that Bendix has a software update that needs to be performed on the TPMS Maintenance hand tool to support all functions on the new Bendix TPMS sensor (MCI P/N: T07-3620).
P03-270
Jul 30, 2019
130000 VISIBILITY
This Procedure instructs owners of affected model year 2018-2019 J4500 model coaches with windshield leaks to follow this procedure to isnpect the windshield and replace the fence if needed to prevent water leaks.
SB 470
Jun 10, 2019
060000 ENGINE AND ENGINE COOLING
This Service Bulletin informs affected owners of model year 2018 J4500 model coaches that the potential exists for water intrusion into the stepwell, dash and driver area from the front marker lights due to current marker light gasket and t
P 03-265
Feb 28, 2019
160000 STRUCTURE
This Procedure outlines the rework to address water leaks through the drip rail on model ear 2018-2019 J4500 model coaches.
P0-268
Feb 28, 2019
160000 STRUCTURE
This procedure outlines the steps to install mechanical fasteners on the stepwell on model year 2018 J4500 model coaches.
P03-267
Feb 28, 2019
060000 ENGINE (PWS)
This Procedure outlines the rework to address engine compartment door de-bonding on model year 2018-2019 J4500 model coaches that have part number 03-31-4155 engine door.
P03-264
Feb 27, 2019
130000 VISIBILITY
This Procedure outlines the steps to check the engagement of the windshield and rework the front cap opening to prevent water intrusion on model year 2018-2019 J4500 model coaches.
SB 3118
Dec 20, 2018
010000 STEERING
This Service Bulletin informs affected owners of 1997-2013 E4500 and 2001-2015 J4500 model coaches equipped with Rear Axle Steering (RAS) system of the importance of maintaining tag axle caster, and provides the procedure to adjust the cast
SB 466
Dec 7, 2018
110000 ELECTRICAL SYSTEM
This Service Bulletin informs affected owners of model year 2018 J4500 model coaches that the potential exists for water intrusion into the remote junction boxes, potentially causing corrosion and possible failure of the electrical connecto
SB 3114
Oct 18, 2018
180000 VEHICLE SPEED CONTROL
This Service Bulletin informs affected owners of model year 2011-2019 J4500 coaches equipped with entrance door sensor MCI P/N 07-19-1176, of the procedure to adjust the entrance door sensor for proper sensor alignment. The procedure also
SB 3116
Oct 18, 2018
060000 ENGINE AND ENGINE COOLING
This Service Bulletin informs affected owners that Detroit Diesel Corporation has released bulletin D18M2, advising that some certified GHG17 Detroit DD13 engines installed in model year 2015-2018 MCI J4500 coaches will require reprogrammi
GHG17 D18M2
Sep 30, 2018
110000 ELECTRICAL SYSTEM
Field Service Campaign D18M2 GHG17 Detroit? DD13? Software Reprogramming and Emission
aeoD18M2 Field S
Sep 30, 2018
355100 EQUIPMENT:OTHER:LABELS
Field Service Campaign D18M2 GHG17 GHG17 Detroit? DD13? Software Reprogramming and Emission Label Replacement for Motor Coach Industries, Inc. (MCI?)
P7-146
Sep 20, 2018
120000 LIGHTING (PWS)
This Procedure outlines the steps to improve upper-marker light weather sealing by replacing the existing well-nuts and installing new gaskets on model year 2018-2019 J4500 model coaches.
P3-258
Sep 10, 2018
160000 STRUCTURE
This Procedure informs affected owners of model year 2018 J4500 model coaches of the procedure to correctly set the panel gap between the entrance door hinge cover and the defroster cover panel.
SB 3112
May 31, 2018
090000 FUEL SYSTEM, OTHER
This Service Bulletin informs affected owners of D series coaches with CNG fuel systems to remove the orifice located in the fuel regulator coolant supply hose. This will allow a greater volume of warm water to reach the fuel pressure regu
SB 3111
May 31, 2018
357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
This Service Bulletin informs affected owners of D series coaches equipped with condenser coils to follow the outlined cleaning procedure provided by the manufacturer of the coils.