Mack Trucks, Inc. equipment recall: ECU Malfunction May Impair Safety Systems
Report received by NHTSA: Nov. 18, 2025.
Built by the Tribune's code from NHTSA's official records. No AI wrote this page. Updated Nov. 7, 2026.
- What's recalled
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.
- The risk
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.
- Who's affected
46 items potentially affected, according to NHTSA.
- Compared with
Mack Trucks, Inc. has 10 NHTSA recalls in 2026 so far, compared with 17 in all of 2025.
Counted by the Tribune from NHTSA's records since Nov. 1, 2016.
- Before this
74 earlier NHTSA recalls by Mack Trucks, Inc. since Nov. 1, 2016; the 5 most recent:
- Nov. 3, 2025 2024-2025 Mack Granite (gr) recall: Headlights May Fail (agency record)
- Oct. 6, 2025 2019-2025 Mack Anthem (an), 2019-2025 Mack Granite (gr), 2020-2025 Mack MD and 2 more models recall: Improperly Welded Seat Belt Anchor/FMVSS 210 (agency record)
- Sept. 18, 2025 2025-2026 Mack Pioneer PR (4) recall: Inoperative Trailer Lighting (agency record)
- Aug. 11, 2025 2025-2026 Mack Pioneer PR (4), 2025 Mack Anthem (an) recall: Loss of Steering Control (agency record)
- July 29, 2025 2026 Mack Granite GR (4) recall: Reduced Brake Function/FMVSS 121 (agency record)
Counted by the Tribune from NHTSA's records since Nov. 1, 2016.
- What to do and when
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.
NHTSA's record, word for word
- Check it yourself
NHTSA's VIN lookup shows whether a specific vehicle has an open recall.
The record as NHTSA published it
| NHTSA recall number | 25E078000 |
|---|---|
| Manufacturer | Mack Trucks, Inc. |
| Recall type | Equipment |
| Component | ELECTRICAL SYSTEM |
| Report received by NHTSA | Nov. 18, 2025 |
| Potentially affected | 46 items |
| Manufacturer's recall number | SC0490 |
| “Do not drive” warning | No |
| Fire risk when parked (“park outside”) | No |
Source: National Highway Traffic Safety Administration recall records (public domain). NHTSA's record