Mci D4520 recalls by model year
Explore the records behind recurring owner reports.
Key facts
0 owner complaints analyzed
3 distinct recall campaigns
Not available median reported failure mileage
Scope: 2020 to 2025 model years. Data snapshot: . 0 complaints include usable failure mileage.
Recalls by model year
All campaigns in the snapshot affecting each model year, including recalls announced years later.
Recall campaigns
Shared campaigns appear once in each affected model year.
| Category | Count |
|---|---|
| 2020 | 1 |
| 2021 | 1 |
| 2025 | 1 |
2020: 1; 2021: 1; 2025: 1
Year-by-year records
Recall history
3 distinct campaigns affect this selection. Announcement dates below are different from vehicle model years. A campaign may cover multiple years.
21V748000 · Electrical System
Reported: 2021-09-24 (September 24, 2021) · Model years: 2020
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.
NHTSA campaign record ↗21V971000 · Fuel System, Diesel:Fuel Injection System:Fuel Rail
Reported: 2021-12-15 (December 15, 2021) · Model years: 2021
Motor Coach Industries (MCI) is recalling certain 2019-2022 D4000 ISTV, D4500, 2021 D4000, D4520, 2020-2021 D4505, D4005, 2020-2022 D45CRTLE, and 2019-2021 J4500 vehicles equipped with certain Cummins X12 diesel engines. The fuel tubes between the fuel rail and the injectors for cylinders four, five, and six may fatigue and crack, which can result in a high pressure fuel leak.
Consequence: A high pressure fuel leak in the presence of an ignition source can increase the risk of a fire.
Remedy: On engines with 75 miles or less, Cummins dealers will install vibration isolators to the fuel tubes. Engines with more than 75 miles will receive new fuel tubes with vibration isolators. Repairs will be performed free of charge. Owner notification letters were mailed March 11, 2022. Owners may contact MCI customer service at 1-800-241-2947. MCI's number for this recall is R21-028.
NHTSA campaign record ↗25V457000 · Equipment:Other:Labels
Reported: 2025-07-08 (July 8, 2025) · Model years: 2025
Motor Coach Industries (MCI) is recalling certain 2025 D4520, D45CRTLE, D45CRT, J3500, and 2025-2026 J4500 buses. The emergency exit label may be placed in the incorrect location. As such, these vehicles fail to conform to Federal Motor Vehicle Safety Standard (FMVSS) number 217, "Bus Emergency Exits and Window Retention and Release."
Consequence: Incorrectly located labels may prevent or delay the use of the emergency exit, increasing the risk of injury.
Remedy: MCI will install or mail labels as necessary, free of charge. Owner notification letters were mailed August 6, 2025. Owners may contact MCI customer service at 1-800-241-2947.
NHTSA campaign record ↗