2017 MCI J4500

8 recalls — 0 complaints — 74 TSBs

STRUCTURE:BODY:DOOR

Defect Description

Motor Coach Industries (MCI) is recalling certain 102DL3, 102D3, MC12PTV, E4500, D4000, 102D3ISTV, D4500, J4500, D4000ISTV, D4005, D4505, and J3500 transit buses. Please refer to MCI's recall report for specific model year information. The front door lower curb view glazing material is incorrect. A... Read more

Consequence

The incorrect window glazing material may reduce the driver's visibility, increasing the risk of a crash.

Remedy

MCI will replace the glass, free of charge. Owner notification letters were mailed February 4, 2026. Owners may contact MCI customer service at 1-800-241-2947. MCI's number for this recall is 22-005.

15,454 vehicles affected

Manufacturer: Motor Coach Industries, Inc

ELECTRICAL SYSTEM

Defect Description

Motor Coach Industries (MCI) is recalling certain 2018 D4000, 2018-2020 D4005, D4000ISTV, 2017-2020 D4500, D4505, 2018-2021 J3500, 2017-2021 J4500, 2020 D4520, and 2018-2021 D45CRTLE motorcoaches. The Main Distribution Panel (MDP) located within the battery compartment contains a circuit board that... Read more

Consequence

MDP circuit board failure can result in a fire or an unexpected vehicle shutdown, increasing the risk of a crash.

Remedy

MCI Service Centers will remove the MDP and install a new main disconnect and circuit breaker panel, free of charge. Owner notification letters were mailed November 12, 2021. Owners may contact MCI's customer service at 1-800-241-2947. MCI's number for this recall is R21-010.

2,455 vehicles affected

Manufacturer: Motor Coach Industries

FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM:FUEL RAIL

Defect Description

Motor Coach Industries (MCI) is recalling certain 2017-2018 D4000, 2017-2019 D4005, D4000ISTV, D4505, 2017-2020 D4500, J4500, 2018-2020 D45CRTLE, and 2018-2021 J3500 vehicles. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.

Consequence

A fuel leak in the presence of an ignition source increases the risk of a fire.

Remedy

Dealers will inspect the rail threads, and replace the rail as necessary, free of charge. Owner notification letters were mailed on June 28, 2021. Owners may contact MCI customer service at 1-800-241-2947. MCI's number for this recall is R21-009.

1,845 vehicles affected

Manufacturer: Motor Coach Industries

ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

Defect Description

Motor Coach Industries (MCI) is recalling certain 2017-2020 J4500 motor coaches. The coolant hose may fail, resulting in a low coolant warning followed by an engine shut down sequence, as well as the potential for engine coolant spilling on the roadway.

Consequence

The spilled coolant may increase the risk of a crash. Additionally, transferring passengers from the disabled bus can increase their risk of injury.

Remedy

MCI will notify owners, and dealers will replace the coolant hose, free of charge. The recall began October 30, 2020. Owners may contact MCI customer service at 1-800-241-2947. MCI's number for this recall is SB 486.

1,561 vehicles affected

Manufacturer: Motor Coach Industries

SEAT BELTS

Defect Description

Motor Coach Industries (MCI) is recalling certain 2015-2016 D4000, 2015-2020 D4500 and D4505, 2016-2020 J4500, 2018 J3500, and 2017 D4005 buses. The seat belts may not extend from the retracted position, rendering the seat belt unusable. As such, these vehicles fail to comply with the requirements... Read more

Consequence

Inability to use the seat belt may increase the risk of injury in the event of a crash.

Remedy

MCI will notify the affected owners, and dealers will inspect and replace the seat belts, as necessary, free of charge. MCI issued owners an interim notification June 26, 2020. The recall began January 13, 2021. Owners may contact MCI customer service at 1-800-241-2947. MCI's number for this rec... Read more

641 vehicles affected

Manufacturer: Motor Coach Industries

SERVICE BRAKES, AIR

Defect Description

Motor Coach Industries (MCI) is recalling certain model year 2014-2019 J4500 and 2018-2019 J3500 motor coaches. The brake hoses may crack or otherwise fail resulting in an air leak. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number... Read more

Consequence

A leaking brake hose could cause a delay in the actuation time of the front brake, which would increase vehicle's stopping distance and increase the risk of a crash.

Remedy

MCI will notify owners to inspect the brake hoses and replace any hoses that are leaking or otherwise damaged. MCI will reimburse owners for the cost of the inspection, and will provide replacement parts as necessary, free of charge. The recall began June 26, 2020. Owners may contact MCI customer... Read more

2,272 vehicles affected

Manufacturer: Motor Coach Industries

SERVICE BRAKES, AIR

Defect Description

Motor Coach Industries (MCI) is recalling certain 2014-2017 J4500 motor coaches equipped with ZF front axles. In the affected vehicles, the front brake hose routing clamps may have been over-tightened, possibly damaging the brake hose wall reinforcement. If the brake hose wall reinforcement is dam... Read more

Consequence

If the front brake hoses leak, the distance needed to stop the vehicle may be lengthened, increasing the risk of a crash.

Remedy

MCI will notify owners, and dealers will inspect the clamp tightness, replacing any damaged brake hoses, as necessary, free of charge. The recall began on July 14, 2017. Owners may contact MCI customer service at 1-800-241-2947. MCI's number for this recall is SB 454.

1,100 vehicles affected

Manufacturer: Motor Coach Industries

SERVICE BRAKES, AIR

Defect Description

Motor Coach Industries (MCI) is recalling certain model year 2017 J4500 motorcoaches manufactured March 14, 2016, to August 23, 2016. The affected vehicles may experience a multiplexing programming error that will not provide any visual or audible warnings if the vehicle's primary service brake air... Read more

Consequence

If the driver is unaware that the service brakes have low air pressure, the brakes may apply automatically, increasing the risk of a crash.

Remedy

MCI will notify owners, and dealers will correct the programming of the multiplexing system, free of charge. The recall began on October 18, 2016. Owners may contact MCI customer service at 1-800-241-2947. MCI's number for this recall is SB 439.

41 vehicles affected

Manufacturer: Motor Coach Industries

No complaints found for this vehicle.

Technical Service Bulletins — 2017 MCI J4500

74 manufacturer communications from 50 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.

Most Affected Components

Component	Bulletins
350000 EQUIPMENT	12
110000 ELECTRICAL SYSTEM	10
060000 ENGINE AND ENGINE COOLING	8
060000 ENGINE (PWS)	4
160000 STRUCTURE	4
357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER	4
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM	3
020000 SUSPENSION	2

160000 STRUCTURE

Instructions to improve sealing in the front junction box.

110000 ELECTRICAL SYSTEM

Instructions to improve sealing in the front junction box.

110000 ELECTRICAL SYSTEM

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

160000 STRUCTURE

Technical Service Information Bulletin describing the retrofit for the front junction box cover on specifically equipped buses.

220000 SEATS

Technical Service Information Bulletin describing the replacement of seating backrest attachment hardware with the addition of a mechanical lock nut on specifically equipped buses manufactured prior to model year 2020.

350000 EQUIPMENT

This Technical Instruction is a description of the inspections and cleaning procedures being recommended by MCI due to the parts shortages which are impacting the repair inspections associated with NHTSA Recall 21V-748. These are the same i

110000 ELECTRICAL SYSTEM

350000 EQUIPMENT

This Instruction to Service (ITS) is a description of the inspections being recommedned by MCI due to the parts shortages which are impacting the repair instructions associated with NHTSA Recall 21V-748. These are the same instructions as o

110000 ELECTRICAL SYSTEM

This is an upgrade to Technical Service Information Bulletin TSIB 21-10 issued in January of 2022 which is specific to buses operating in severe duty and or corrosive environments. These bulletins have been issued to recommend interim inspe

350000 EQUIPMENT

060000 ENGINE AND ENGINE COOLING

This Technical Sevice Information Bulletion is to advise of a part number supersession of the coolant hump hose, MCI PN 6L-8-353, to MCI PN 06-08-2262.

060000 ENGINE AND ENGINE COOLING

Technical instruction describing the procedure to replace damaged seals in the cooling fan drive gearbox manufactured by Curtis Machine Company Inc.

350000 EQUIPMENT

This Service Bulletin informs affected owners of the steps to remove the unused Saucon provisional connector, MCI P/N 19-11-2941, located in the front junction box on coaches without a Saucon telematics module.

110000 ELECTRICAL SYSTEM

357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER

This Service Bulletin informs affected owners of the steps to add a tensioner bracket to increase the tension on the A/C compressor belt.

110000 ELECTRICAL SYSTEM

This Service Bulletin informs affected owners of the steps to add a tensioner bracket to increase the tension on the A/C compressor belt.

350000 EQUIPMENT

This Service Bulletin provides a checklist of actions to perform on a daily, weekly and monthly basis for parked coaches before they are considered ready for driving.

118000 ELECTRICAL SYSTEM:SOFTWARE

This service bulletin notifies owners of affected vehicles that Daimler Trucks North America LLC has issued a field service campaign to reprogram the software and replace emission labels on coaches equipped with a Detroit GHG17 DD13 engine.

355100 EQUIPMENT:OTHER:LABELS

020000 SUSPENSION

This service bulletin outlines the steps to replace the adapter plates on the tag axle bellows to increase support for the bellow piston.

060000 ENGINE AND ENGINE COOLING

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.

350000 EQUIPMENT

357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER

This Procedure outlines steps to add a tensioner bracket to increase the tension in the A/C Compressor belt.

060000 ENGINE AND ENGINE COOLING

This Procedure outlines steps to add a tensioner bracket to increase the tension in the A/C Compressor belt.

350000 EQUIPMENT

This Service Bulletin outlines the steps to install reinforcement bracket for the mudflap on coaches equipped with MCI P/N 03-33-2646.

010000 STEERING

This Service Bulletin outlines the necessary steps to inspect the power steering system for proper operation. It also lists the necessary steps to replace the power steering seals if needed.

356000 EQUIPMENT ADAPTIVE/MOBILITY

This Procedure is to inspect the alignment and correct if needed and is to be used at Service Centers equipped with Hunter Alignment Machine, WT470.

200000 WHEELS

This Procedure is to inspect the alignment and correct if needed and is to be used at Service Centers equipped with Hunter Alignment Machine, WT470.

120000 EXTERIOR LIGHTING

This Procedure is for changing the functionality of the tail lights such that they comply with New Jersey Administrative Code Section 16:53-3.30, which requires the stop lights to be "separate and independent" of all other rear lights on th

060000 ENGINE AND ENGINE COOLING

This Procedure outlines the steps to install a relief valve on the air compressor for coaches equipped with DD13 engines.

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.

060000 ENGINE (PWS)

This Service Advisory informs affected owners of model year 2017-2019 J4500 coaches equipped with DDC GHG17 engines, that the cold weather can bring on a rash of engine codes, notably 3216/16 - SCR inlet NOx Sensor code, which will cause th

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

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

355100 EQUIPMENT:OTHER:LABELS

Field Service Campaign D18M2 GHG17 GHG17 Detroit? DD13? Software Reprogramming and Emission Label Replacement for Motor Coach Industries, Inc. (MCI?)

060000 ENGINE AND ENGINE COOLING

This Service Bulletin informs affected owners of model year 2017-2018 J4500 model coaches that the potential may exist for engine damage to occur if the lavatory tank is overfilled. If this occurs, it is possible for the water to overflow

351312 EQUIPMENT:RECREATIONAL VEHICLE/TRAILER:PLUMBING:POTABLE:STORAGE TANK

060000 ENGINE (PWS)

This Service Advisory informs affected owners of model year 2012-2018 J4500 model coaches that the Fan Test Switch, in the remote JBox, in some instances has been accidentally turned on and left on, resulting in the engine running cool and

110000 ELECTRICAL SYSTEM

350000 EQUIPMENT

This Service Bulletin informs affected customers that the GFCI outlet(s) on the Sensata inverter may require replacement on model year 2014-2017 MCI D Series and model year 2014-2017 MCI J4500 model coaches, and that replacement parts are a

350000 EQUIPMENT

This Service Bulletin informs affected customers that they may experience water intrusion into the interior cavity of the front junction box compartment on model year 2012-2017 MCI J4500 model coaches, and that an additional seal on the int

160000 STRUCTURE

110000 ELECTRICAL SYSTEM

This Service Advisory informs affected customers that MCI and Detroit Diesel have been taking steps to correct fault codes reported by the Detroit DD13 Engine Motor Control Module (MCM) and Aftertreatment Control Module (ACM) resulting in M

110000 ELECTRICAL SYSTEM

This Service Bulletin informs affected customers that model year 2017-2018 MCI model coaches may experience nuisance diagnostic trouble codes when starting the coach and that for model year 2017 coaches, to allow the MIL and Wingman system

124000 EXTERIOR LIGHTING:BACK UP LIGHTS

This Service Bulletin informs affected customers that model year 2012-2018 MCI J4500 model coaches may experience fading, discoloration or delamination of the tail light assembly and that MCI will provide replacement parts at no cost to the

060000 ENGINE (PWS)

THIS SERVICE BULLETIN INFORMS AFFECTED CUSTOMERS THAT DUE TO HIGH DPF HYDROCARBON ABSORPTION DURING HIGH IDLE OPERATION, CUSTOMERS MAY EXPERIENCE THE MIL, CHECK ENGINE AND/OR THE STOP ENGINE DIAGNOSTIC TROUBLE CODES OR TELL-TALE ACTIVATIONS

114400 ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

This Service Bulletin informs affected customers to routinely inspect the wheelchair power circuit breaker and cable connections for corrosion every 6,000 miles/9,000 km on model year 2009-2017 MCI J4500 model coaches equipped with a Braun

357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER

This Service Bulletin supercedes Service Bulletin 446 in its entirety and informs affected customers that model year 2011-2017 MCI J4500 model coaches may exhibit signs of premature wear or cracks in the A/C compressor support tube, which m

357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER

This Service Bulletin informs affected customers that model year 2011-2017 MCI J4500 model coaches may exhibit signs of premature wear or cracks in the A/C compressor support tube, which may cause the drive belt for the A/C compressor to fa

138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

This Service Bulletin informs affected customers that MCI has become aware that damage may occur to the RH dash assembly defroster (diffuser) vents as a result of passenger contact entering and exiting the coach cabin on MY 2015 - 2017 MCI

350000 EQUIPMENT

114000 ELECTRICAL SYSTEM:WIRING

This Procedure is to be performed in conjunction with Service Bulletin 445, and provides a procedure to insert plugs in the transmission harness connector open cavities to help prevent water migration into the transmission connector and har

103000 POWER TRAIN:AUTOMATIC TRANSMISSION

114000 ELECTRICAL SYSTEM:WIRING

This Service Bulletin informs affected customers that customers may experience water migration into the transmission connector and harness on MY 2013 - 2017 MCI J4500 coaches, and that the transmission interface harness wire loom may wear d

103000 POWER TRAIN:AUTOMATIC TRANSMISSION

060000 ENGINE AND ENGINE COOLING

This Service Bulletin informs affected customers that operators of coaches equipped with a DD13 engine may experience difficulty removing the oil filter due to the position of the Amerex fire suppression system nozzle on MY 2016-2017 MCI J4

200000 WHEELS

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

107000 POWER TRAIN:AXLE HUBS

125000 EXTERIOR LIGHTING:BRAKE LIGHTS

This Service Bulletin informs affected customers that Hamsar has notified MCI that the high mount brake light on MY 2014 - 2016 MCI J4500 coaches may fail due to water intrusion, and that MCI will remedy the affected coaches at no cost to c

160000 STRUCTURE

063140 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

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

063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

350000 EQUIPMENT

This Service Bulletin informs affected customers that MCI has become aware that rattling of the parcel rack compartment doors may occur on model year 2014-2017 MCI D Series and 2014-2017 MCI J4500 model coaches, and that MCI will remedy the

070000 FUEL SYSTEM, GASOLINE

THIS SERVICE BULLETIN INFORMS AFFECTED CUSTOMERS THAT MCI WAS NOTIFIED BY AMEREX CORPORATION THAT THE GAS DETECTION PORTION OF THE AMEREX SAFETYNET SYSTEM IN CERTAIN CASES MAY BE DISABLED, AND THE OPERATOR DISPLAY MAY NOT INDICATE THAT THE

020000 SUSPENSION

THIS SERVICE BULLETIN INFORMS AFFECTED CUSTOMERS THAT THE POTENTIAL MAY EXIST FOR THE LEVEL SENSOR ASSEMBLY TO CONTACT THE LEVEL SENSOR GUARD WHILE THE OPTIONAL REAR RISE SUSPENSION FEATURE IS ACTIVATED, RESULTING IN DAMAGE TO THE LEVEL SEN

350000 EQUIPMENT

THIS SERVICE BULLETIN INFORMS AFFECTED CUSTOMERS THAT THE POTENTIAL MAY EXIST IN WHICH THE ENTRANCE DOOR EXHAUST LINE ROUTED THROUGH THE SPARE TIRE COMPARTMENT COULD BECOME PLUGGED WITH SNOW AND/OR ICE, AND IN THIS CONDITION THE PLUGGED EXH

162300 STRUCTURE:BODY:DOOR

THIS SERVICE BULLETIN INFORMS AFFECTED CUSTOMERS THAT MCI HAS MADE AN IMPROVEMENT TO THE PARCEL RACK COMPARTMENT DOOR INSTALLATION WHICH WILL MINIMIZE THE PARCEL RACK COMPARTMENT DOOR RATTLING ON MODEL YEAR 2014-2017 MCI D MODEL COACHES AND

063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

118000 ELECTRICAL SYSTEM:SOFTWARE

THIS SERVICE BULLETIN INFORMS AFFECTED CUSTOMERS THAT DUE TO INCORRECT PROGRAMMING OF THE MULTIPLEX CONTROLLER, ON MODEL YEAR 2016 AND 2017 MCI J4500 MODEL COACHES EQUIPPED WITH PARKER MULTIPLEXING SYSTEM, COACHES MAY EXPERIENCE THE WARNING

060000 ENGINE (PWS)

THIS SERVICE BULLETIN INFORMS AFFECTED CUSTOMERS THAT THE LOW ENGINE COOLANT SENSOR HARNESS MAY HAVE BEEN INSTALLED INCORRECTLY ON MODEL YEAR 2016 AND 2017 MCI J4500 MODEL COACHES EQUIPPED WITH A DD13 ENGINE, AND PROVIDES THE PROCEDURES REQ

063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

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 r

356000 EQUIPMENT ADAPTIVE/MOBILITY

980000 UNKNOWN OR OTHER

There are no Manufacturer Communications in accordance with 49 CFR 579.5 to report for April 2024 for Motor Coach Industries.

NHTSA Safety Investigations — MCI J4500

Investigations opened by NHTSA into potential safety defects. These are separate from recalls and may or may not result in a recall.

PE — Closed — Model Year: 2017

Supply and return heater hose rupture

By letter dated August 31, 2020, Motor Coach Industries (MCI) notified the Office of Defects Investigation (ODI) of a safety defect that may exist in certain model year (MY) 2017-2020 J4500 vehicles. An ODI review of Early Warning Reporting (EWR) submissions by MCI, on MY 2017-2019 J4500 buses, iden... Read more

MCI J4500 — All Years Overview

Complete safety history for the MCI J4500 across all model years (2001–2026).

192 Total Recalls

4 Total Complaints

1 Investigations

1 Reported Crashes

0 Reported Fires

0 Reported Deaths

MCI J4500 — Year by Year

Compare recalls and complaints across model years. Click any year to see full details.

Year	Recalls	Complaints
2026	1	0	View
2025	1	0	View
2021	5	0	View
2020	9	0	View
2019	12	0	View
2018	13	0	View
2017 (current)	8	0
2016	7	0	View
2015	10	0	View
2014	10	0	View
2013	7	0	View
2012	7	1	View
2011	13	0	View
2010	11	0	View
2009	11	0	View
2008	10	0	View
2007	8	1	View
2006	8	0	View
2005	9	0	View
2004	8	0	View
2003	9	2	View
2002	7	0	View
2001	8	0	View

Other MCI Models

Model	Recalls	Complaints
102A3	0	0	View
102B3	0	0	View
102C3	0	0	View
102D	0	0	View
102D3	0	0	View
102D3ISTV	0	0	View
102DL	0	0	View
102DL3	0	0	View