MCI D45CRTLE (MCI) – Fuel Injection Tube Risk (2021)
This product may present a fire, explosion, or electrical hazard.
This AI-generated summary is provided for general informational purposes only and is derived from publicly available recall notices. It supplements but does not replace official agency classifications or safety instructions.
Check Your Product
According to the National Highway Traffic Safety Administration (NHTSA)
Product
2021 MCI D45CRTLE
Brand
MCI
Lot Codes / Batch Numbers
Not specified in NHTSA notice. Check official source for details.
Products Sold
Model Year 2021
Motor Coach Industries is recalling certain 2021 MCI D45CRTLE vehicles due to fuel system, diesel:fuel injection system:fuel rail issues. A high pressure fuel leak in the presence of an ignition source can increase the risk of a fire..
Summary derived from NHTSA notice
Reason for Recall
As stated by NHTSA
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.
Reported concern (NHTSA)
A high pressure fuel leak in the presence of an ignition source can increase the risk of a fire.
Recommended Action
Per NHTSA guidance
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.
Verify this information on the official source
For complete details and official instructions, check the National Highway Traffic Safety Administration (NHTSA) directly.
View official NHTSA recall noticePage updated: Jan 10, 2026