NHTSA campaign 22V606000
Mack Trucks, Inc. recall 22V606000
Mack Trucks, Inc. (Mack) is recalling certain 2023 MD6/7 trucks. The engine control module (ECM) may experience an internal short-circuit, which can result in an unexpected engine shut down.
Reported 08/09/2022
What can happen
An unexpected engine shut down can increase the risk of a crash.
Repair
Cummins will replace the ECM, free of charge. Owner notification letters were mailed on September 27, 2022. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0438.
Components
- Engine and engine cooling: Engine: Engine control module (ecu/ecm)
Affected years and models
A listed year and model does not mean every vehicle in that group is recalled. Use the VIN lookup to confirm a specific vehicle.