Mack MD Electric (Mack) – Battery Management Malfunction (2024)
Check Your Product
According to the National Highway Traffic Safety Administration (NHTSA)
Product
2024 MACK MD (ELECTRIC)
Brand
MACK
Lot Codes / Batch Numbers
Not specified in NHTSA notice. Check official source for details.
Products Sold
Model Year 2024
Mack Trucks, Inc. is recalling certain 2024 MACK MD (ELECTRIC) vehicles due to electrical system:propulsion system:traction battery:management system/energy control module (bms/becm):software issues. A sudden loss of steering control and drive power increases the risk of a crash.. CRITICAL: Do not drive until repaired.
Summary derived from NHTSA notice
Reason for Recall
As stated by NHTSA
Mack Trucks, Inc. (Mack) is recalling certain 2024 MMDe electric trucks. The battery management system software may cause the high-voltage battery to shut down, which can result in a sudden loss of steering control and drive power.
Reported concern (NHTSA)
A sudden loss of steering control and drive power increases the risk of a crash.
Recommended Action
Per NHTSA guidance
Owners are advised not to drive their vehicles until the remedy has been completed. Dealers will update the battery management system software, free of charge. Owner notification letters were mailed July 10, 2024. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0464.
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