2017 Mci J4500 Recalls

Recalls on record Updated July 2026

The 2017 Mci J4500 has 8 NHTSA recall campaigns affecting an estimated 25,369 vehicles. Recall repairs are always free at any authorized dealer. Last updated July 5, 2026.

Recall campaigns

VISIBILITY 25V853000 2025-12-10 15,454 affected
Defect

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. As such, these…

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.

ELECTRICAL SYSTEM 21V748000 2021-09-24 2,455 affected
Defect

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.

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.

FUEL SYSTEM, DIESEL 21V364000 2021-05-18 1,845 affected
Defect

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.

ENGINE AND ENGINE COOLING 20V526000 2020-08-31 1,561 affected
Defect

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.

SEAT BELTS 20V242000 2020-04-29 641 affected
Defect

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 of Federal Motor…

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 recall is SB 482.

SERVICE BRAKES, AIR 20V233000 2020-04-27 2,272 affected
Defect

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 121, "Air Brake…

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 service at…

SERVICE BRAKES, AIR 17V360000 2017-06-02 1,100 affected
Defect

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 damaged, the brake…

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.

SERVICE BRAKES, AIR 16V702000 2016-09-30 41 affected
Defect

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 reservoir system…

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.

Defect investigations

Investigation PE20001 Opened 2020-03-13 · closed 2020-09-21

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, identified ruptured…

Investigation PE20001 Opened 2020-03-13 · closed 2020-09-21

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, identified ruptured…

Investigation PE20001 Opened 2020-03-13 · closed 2020-09-21

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, identified ruptured…

Investigation PE20001 Opened 2020-03-13 · closed 2020-09-21

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, identified ruptured…

Sources & methodology

Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2017 Mci J4500 as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.