ECU Malfunction May Impair Safety Systems

Recall Information

Manufacturer Mack Trucks, Inc.
NHTSA ID 25E078000
Report Received Date 11/18/2025
Component ELECTRICAL SYSTEM
Vehicles Affected 46
Completion Rate 0%
Recall Category Equipment
Software Recall Yes
OTA Update No

Description

Mack Trucks, Inc. (Mack) is recalling certain Bendix EC80 Advanced Electronic Control Units (ECU) part numbers K190048 and K163499. Electrical noise and low signal to the power line carrier may cause the ECU to incorrectly process commands or stop working.

Issue

Safety systems that depend on the ECU (Automatic Traction Control, ABS, Electronic Stability Control, Active Cruise Control, and Collison Mitigation System) may have diminished or lost functionality, increasing the risk of a crash.

Consequence Summary

Safety systems that depend on the ECU (Automatic Traction Control, ABS, Electronic Stability Control, Active Cruise Control, and Collison Mitigation System) may have diminished or lost functionality, increasing the risk of a crash.

Corrective Action

Dealers will reprogram the ECU software, free of charge. Owner notification letters are expected to be mailed December 15, 2025. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0490.

More Information

https://www.nhtsa.gov/recalls?nhtsaId=25E078000

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