Electrical short circuit may cause engine stall
Defect Summary
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.
Safety Consequence
An unexpected engine shut down can increase the risk of a crash.
Corrective Action
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.
Similar Recalls
Other recalls from Mack Trucks, Inc. or involving Engine And Engine Cooling.
FAQ: Recall 22V606000
Your rights, the repair process, and what each field on this page means.
What is recall 22V606000?
NHTSA recall 22V606000 was issued by Mack Trucks, Inc. on August 9, 2022. It addresses: Electrical short circuit may cause engine stall. The recall affects approximately 150 vehicles, with the defect involving the Engine And Engine Cooling component.
How do I get this recall repaired?
Contact any authorized Mack Trucks, Inc. dealer and reference NHTSA recall ID 22V606000 or the manufacturer campaign number SC0438. Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.