AutoStatsIQ
Data through Oct 2026
Model year

2018 MCI J4500

Body and fuel not decoded. Owner complaints on file from no date to no date.

Recalls (13)Complaints (0)Investigations (1)Bulletins (70)
Recall campaigns covering this model year1328k vehicles or units across those campaigns
Owner complaints0Not enough peers on file
Severity indexNoneCrash, fire, injury or death per 100
First 24 months0Complaints in its first two years
Complaints over time

Complaints about the 2018 MCI J4500 by year filed

Owner complaints about this model year, by the year they were filed with NHTSA.

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Source: NHTSA ODI complaints file. The lighter column runs through October.
Components

Complaints by component

Owner complaints by component. Hover or focus a bar for the crash, fire, injury or death count.

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Source: NHTSA ODI complaints file. A complaint can name more than one component; it is counted under the first.
Recalls

13 recall campaigns cover the 2018 MCI J4500

Check a specific vehicle by VIN on NHTSA's site: a campaign may cover only part of a model year's production.

Recall campaigns for the 2018 MCI J4500
CampaignFiledSubjectComponentVehiclesRemedy
25V-853Dec 10, 2025Front door lower curb view glazing material is incorrectStructure15,454Part replacement
21V-748Sep 24, 2021Main Distribution Panel (MDP) located within the battery compartment contains a circuit board that may failElectrical system2,455Repair or modification
21V-364May 18, 2021Sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leakFuel system1,845Part replacement
21V-063Feb 10, 2021Power cables may have been improperly installed and routed in the vehicle battery compartment, which may result in chafingElectrical system1,229Inspection
20V-526Aug 31, 2020Coolant hose may fail, resulting in a low coolant warning followed by an engine shut down sequence, as well as the potential for engine coolant…Engine and cooling1,561Part replacement
20V-352Jun 12, 2020Build-up of debris, corrosion, and/or water flow could cause a high resistance path to ground for the sense stud on the back of the alternator and…Electrical system1,067Repair or modification
20V-242Apr 29, 2020Seat belts may not extend from the retracted position, rendering the seat belt unusableSeat belts641Part replacement
20V-233Apr 27, 2020Brake hoses may crack or otherwise fail resulting in an air leakBrakes2,272Part replacement
19V-344May 3, 2019Temperature and vibration stresses may cause the tempered glass roof hatch to shatterVisibility and wipers75Part replacement
18V-692Oct 3, 2018These vehicles may have an insufficient number of emergency egress windows, inhibiting passenger exit in the event of an emergencyStructure37Part replacement
18V-225Apr 9, 2018Rear left hand window may separate from the vehicleVisibility and wipers640Repair or modification
18V-223Apr 9, 2018Left rear taillight harness branch of the engine compartment wiring may contact the engine coolant tank causing a loss of power to the left taillightElectrical system197Repair or modification
17V-687Oct 30, 2017Primary air line was incorrectly hooked to the secondary air pressure gauge and the secondary air line was hooked to the primary air pressure gaugeBrakes35Repair or modification
Source: NHTSA ODI recalls file.
Look up a VIN at NHTSA
Owner complaints

What owners reported about the 2018 MCI J4500

The full text of every complaint filed with NHTSA about this model year, newest first. Complaints are filed by owners and are not verified by NHTSA; NHTSA removes personal details before publishing.

0 complaints on file.

    Source: NHTSA ODI complaints file.
    Investigations

    1 NHTSA investigation on file

    • PE20001 Preliminary evaluation, Engine and cooling
      Supply and return heater hose rupture
      Opened Mar 13, 2020, closed Sep 21, 2020 · led to a recall
    Source: NHTSA ODI investigations file.
    All investigations
    Service bulletins

    70 manufacturer communications cover this model year

    Technical service bulletins and other notices the manufacturer sent to dealers. A bulletin is not a recall; the 60 most recent are listed.

    • TSIB 26-07 Aug 11, 2026 · Service Bulletin/Repair Instructions
      This bulletin is to provide instructions for clearing DTC 1067 FMI 7 (Pressure Sensor Not Calibrated) and FMI 11 (Primary and Secondary Circuit Pressure Sensor (PS1/PS2) Plausibility Error - BS Pressure), when required to prevent the loss of Adaptive Cruis…
    • TSIB 26-05 Jun 11, 2026 · Service Bulletin/Repair Instructions
      This bulletin introduces an optional product improvement to the A/C compressor drive system for coaches equipped with a Cummins X12. The improved pulley system is available for customers who wish to reduce noise and vibration characteristics and may be inst…
    • ITS61079 Mar 20, 2026 · Service Bulletin/Repair Instructions
      Instructions to remove DEF sensor bypass calibration from engine ECM and new sensor installation AR - 22inch DEF tank - CA emissions.
    • ITS61078 Mar 20, 2026 · Service Bulletin/Repair Instructions
      Instructions to remove DEF sensor bypass calibration from engine ECM and new sensor installation AR - 22inch DEF tank
    • TSIB 26-04 Feb 9, 2026 · Service Bulletin/Repair Instructions
      This TSIB is to inform customers the recommended steering axle cleaning/greasing instructions to prevent damage on axle components due to displacement of grease from the bearings, lubrication reduction and accelerate wear for coaches with independent front …
    • ITS61475 Oct 1, 2025 · Service Bulletin/Repair Instructions
      Instructions to download BCC program (T35-1581) V4.06. This program will allow the Eco-Temp system to properly log A17 code for low suction pressure.
    • ITS61345 Jun 10, 2025 · Service Bulletin/Repair Instructions
      The mini fuses in the battery compartment for the condenser may not be enough for certain load conditions.
    • TSIB 24-03 Nov 5, 2024 · Service Bulletin/Repair Instructions
      Information to owners showing the proper procedure for checking the oil level in a BITZER HVAC compressor.
    • TSIB 22-04 Jul 18, 2023 · Service Bulletin/Repair Instructions
      Instructions to improve sealing in the front junction box.
    • TSIB 22-12 Sep 7, 2022 · Service Bulletin/Repair Instructions
      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
    • TSIB 22-04 May 3, 2022 · Service Bulletin/Repair Instructions
      Technical Service Information Bulletin describing the retrofit for the front junction box cover on specifically equipped buses.
    • TSIB 22-03 May 3, 2022 · Service Bulletin/Repair Instructions
      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.
    • ITS60421 Apr 1, 2022 · Service Bulletin/Repair Instructions
      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 instructions as ou…
    • ITS60421 Mar 17, 2022 · Service Bulletin/Repair Instructions
      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 outlined in the pr…
    • TSIB 22-01 Feb 4, 2022 · Service Bulletin/Repair Instructions
      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 inspection procedures …
    • TSIB 21-10 Jan 5, 2022 · Service Bulletin/Repair Instructions
      This Technical Service Information Bulletin describes interim inspection procedures required every 6000 miles on specific motor coaches due to the global parts shortage and subsequent delay in available parts to conduct the corrective actions associated wit…
    • TSIB 21-05 Jun 2, 2021 · Service Bulletin/Repair Instructions
      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.
    • SB 3149 Feb 10, 2021 · Service Bulletin/Repair Instructions
      Service Bulletin describing how to inspect the engine door panel for de-bonding of fiberglass to metal door frame.
    • SB 3146 Oct 22, 2020 · Service Bulletin/Repair Instructions
      This service bulletin outlines the steps to add the secondary air filter. The secondary filter can only be used with primary air filter, MCI P/N: 09-03-1858.
    • SB 3145 Sep 24, 2020 · Service Bulletin/Repair Instructions
      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.
    • SB 3143 Sep 17, 2020 · Service Bulletin/Repair Instructions
      This Service Bulletin informs affected owners of the steps to add a tensioner bracket to increase the tension on the A/C compressor belt.
    • SB 3139 Sep 17, 2020 · Service Bulletin/Repair Instructions
      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.
    • SB 484 Sep 17, 2020 · Service Bulletin/Repair Instructions
      This Service Bulletin informs affected owners that on certain D45CRTLE and J4500 model coaches equipped with Cummins X12 engines, the top alternator power and ground cables may potentially come in contact with the edge of the clamp mounting bracket and that…
    • SB 3137 Apr 27, 2020 · Service Bulletin/Repair Instructions
      This service bulletin outlines the steps to replace the breather plug with a remote breather on the ZF axle differential to avoid possible breather clogging when the coach drives through mud and water.
    • SB 3135 Mar 23, 2020 · Service Bulletin/Repair Instructions
      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.
    • SB 3132 Mar 20, 2020 · Service Bulletin/Repair Instructions
      This service bulletin outlines the steps to relocate the ambient temperature sensor from the spare tire compartment to the bumperette to improve the accuracy of the sensor reading. This service bulletin needs to be done in conjunction with Service Bulletin…
    • SB 3131 Mar 20, 2020 · Service Bulletin/Repair Instructions
      This service bulletin outlines the steps to replace the adapter plates on the tag axle bellows to increase support for the bellow piston.
    • FCP 475 Mar 24, 2020 · Service Bulletin/Repair Instructions
      This service bulletin advises owners of affected vehicles that the throttle pedal sensors may provide intermittent, erratic data and cause the "engine check" light to become illuminated, and how repairs can be made to correct the vehicles.
    • D20M4 Mar 18, 2020 · Service Bulletin/Repair Instructions
      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.
    • P16-40 Feb 21, 2020 · Service Bulletin/Repair Instructions
      This Procedure outlines steps to replace the double groove belt and single idler pulley bracket on A/C Compressor with single groove matched belts and double idler pulley bracket respectively.
    • P16-39 Feb 21, 2020 · Service Bulletin/Repair Instructions
      This Procedure outlines steps to add a tensioner bracket to increase the tension in the A/C Compressor belt.
    • FCP 3130 Jan 24, 2020 · Service Bulletin/Repair Instructions
      This Service Bulletin outlines the steps to install reinforcement bracket for the mudflap on coaches equipped with MCI P/N 03-33-2646.
    • FCP 3129 Jan 21, 2020 · Service Bulletin/Repair Instructions
      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.
    • FCP 472 Jan 21, 2020 · Service Bulletin/Repair Instructions
      This Service Bulletins informs affected owners of model year 2019 J3500 model coaches and model year 2018-2019 J4500 model coaches have intermittent ESP/ABS plausibility fault codes (SPN 1067) from the Bendix ESP/ABS controller, which results in the loss of…
    • P03-277 Dec 18, 2019 · Service Bulletin/Repair Instructions
      This Procedure outlines the steps to add mechanical fasteners to secure the dual lock tape retaining the lavatory window trim panel.
    • SB 3128 Dec 2, 2019 · Service Bulletin/Repair Instructions
      This Service Bulletin advises customers facing issues with a low engine oil pan protector profile how to replace it with a new model with higher ground clearance.
    • P15-04 Nov 26, 2019 · Service Bulletin/Repair Instructions
      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.
    • P12-24 Oct 24, 2019 · Service Bulletin/Repair Instructions
      This Procedure outlines the steps to inspect and adjust ground clearance setting.
    • P03-271 Oct 24, 2019 · Service Bulletin/Repair Instructions
      This Procedure outlines the steps to replace the welded bracket with the bolted-on brackets for the tailpipe skid plate.
    • P07-158 Oct 23, 2019 · Service Bulletin/Repair Instructions
      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 the coach.
    • P08-54 Oct 22, 2019 · Service Bulletin/Repair Instructions
      This Procedure outlines the steps to install a relief valve on the air compressor for coaches equipped with DD13 engines.
    • SB 3123 Oct 30, 2019 · Service Bulletin/Repair Instructions
      This Service Bulletin informs owners of model year 2018-2020 J3500 and J4500 model coaches of the procedure to insulate the gap in the area between the front cap and under the dash panel on the driver's side, that will help shield the ambient temperature se…
    • SB 3125 Oct 7, 2019 · Service Bulletin/Repair Instructions
      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.
    • P 09-11 Sep 30, 2019 · Service Bulletin/Repair Instructions
      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 03-266 Sep 30, 2019 · Service Bulletin/Repair Instructions
      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 16-38 Sep 27, 2019 · Service Bulletin/Repair Instructions
      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 · Service Bulletin/Repair Instructions
      This Procedure informs affected owners of model year 2018-2019 J4500 model coaches of the procedure to prevent windshield water leaks.
    • P03-270 Jul 30, 2019 · Service Bulletin/Repair Instructions
      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.
    • P03-267 Feb 28, 2019 · Service Bulletin/Repair Instructions
      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.
    • P0-268 Feb 28, 2019 · Service Bulletin/Repair Instructions
      This procedure outlines the steps to install mechanical fasteners on the stepwell on model year 2018 J4500 model coaches.
    • P 03-265 Feb 28, 2019 · Service Bulletin/Repair Instructions
      This Procedure outlines the rework to address water leaks through the drip rail on model ear 2018-2019 J4500 model coaches.
    • P03-264 Feb 27, 2019 · Service Bulletin/Repair Instructions
      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.
    • P7-146 Sep 20, 2018 · Service Bulletin/Repair Instructions
      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 · Service Bulletin/Repair Instructions
      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 470 Jun 10, 2019 · Service Bulletin/Repair Instructions
      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 that MCI will reme…
    • SB 466 Dec 7, 2018 · Service Bulletin/Repair Instructions
      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 connectors and that MCI w…
    • MCI Field Notes Nov 23, 2018 · Service Bulletin/Repair Instructions
      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 the Maintenance Ind…
    • aeoD18M2 Field S Sep 30, 2018 · Service Bulletin/Repair Instructions
      Field Service Campaign D18M2 GHG17 GHG17 Detroit? DD13® Software Reprogramming and Emission Label Replacement for Motor Coach Industries, Inc. (MCI®)
    • SB 3116 Oct 18, 2018 · Service Bulletin/Repair Instructions
      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 reprogramming, and that some…
    • SB 3114 Oct 18, 2018 · Service Bulletin/Repair Instructions
      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 outlines the appl…
    Source: NHTSA manufacturer communications files.
    About service bulletins