2020 Mci D4520
Safety record from NHTSA: recalls, owner complaints, investigations and service bulletins.
Have the VIN?
These records cover every 2020 Mci D4520. To see whether one car still needs a recall repair, decode its VIN or check it with NHTSA.
Recalls
2 recalls name the 2020 Mci D4520. Newest first.
Motor Coach Industries (MCI) is recalling certain 2018-2026 buses. Please see the complete list of models above. The instrument panel indicator light may not illuminate when the hazard warning lights are on and the master run switch is in the 'Off' position. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety…
Risk and remedy
Risk
Without the illuminated reminder, the driver may fail to turn off the exterior lights when no longer needed. Hazard warning lights that remain activated unintentionally can confuse other drivers, increasing the risk of a crash.
Remedy
MCI will update the software, free of charge. Owner notification letters are expected to be mailed November 24, 2026. Owners may contact MCI customer service at 1-800-241-2947.
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 may fail.
Risk and remedy
Risk
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.
Service bulletins
Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.
- 11011092Information to owners showing the proper procedure for checking the oil level in a BITZER HVAC compressor.
- 10213037Technical Service Information Bulletin describing the retrofit for the front junction box cover on specifically equipped buses.
- 10210913This 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 outlined in the previously submitted Technical Services Information Bulletin TSIB 22-01 and Technical Instruction ITS60421, except they are specific to those customers operating in extremely corrosive environments.
- 10210903This Technical Service Information Bulletin is a supplemental reminder to all MCI owners/operators of vehicles which are affected by the Cummins Equipment Recall 21E-099 and MCI Vehicle recall 21V-971.
- 10210017This 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 previously submitted Technical Service Information Bulletin TSIB 22-01.
- 10208761This 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 required every 6000 miles on specifically equipped motor coaches due to global parts shortages and the subsequent delay in available parts to conduct the corrective actions associated with NHTSA Recall 21V-748.
- 10207577This 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 with NHTSA Recall 21V-748. Customers were notified of the recall and recommended to download this inspection document from the MCI website.
- 10206198This Technical Service Information Bulletin (TSIB) describes an update from Meritor for the bolt torque application requirements on hub-to-rotor bolts for the front, drive and tag axles, on specific coaches equipped with Meritor EX225 disc brakes, on either Conventional, PreSet or Unitized Wheel-End hubs.
- 10203121Technical Service Information Bulletin describing an update to the Preventaive Maintenance requirements for specifically equipped motor coaches with Kiel Avane model passenger seats.
- 10198960This 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.
- 10189591Technical instruction describing how to replace the plastic fuel tank filler neck gasket.
Every Mci D4520 model year
Bars are owner complaints, dots mark years with recalls. Select a year to open its report.