2026 Mack Md (Electric) | 2024 Mack Md (Electric) | 2025 Mack Md (Electric) — Electrical system: software
Published June 24, 2025 · Recall initiated: June 23, 2025
Summary
NHTSA records recall 25V427000, published June 24, 2025 and initiated June 23, 2025. Recalling firm: Mack Trucks, Inc.; 2026 Mack Md (Electric) | 2024 Mack Md (Electric) | 2025 Mack Md (Electric) — Electrical system: software.
What's the hazard
Mack Trucks, Inc. (Mack) is recalling certain 2024-2026 Mack MD vehicles. When the Controller Area Network (CAN) communications are interrupted, the throttle signal from the electro mobility control unit may retain the last known throttle setting, and the engine will not return to idle as intended. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 124, "Accelerator Control Systems."
What to do
Dealers will update the control unit software, free of charge. Owner notification letters were mailed August 14, 2025. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0481.
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Recall details
- Brand
- MACK
- Model
- MD (ELECTRIC)
- Manufacturer
- Mack Trucks, Inc.
- Lot
- 2026 MACK MD (ELECTRIC) | 2024 MACK MD (ELECTRIC) | 2025 MACK MD (ELECTRIC)
- Risk classification
- V
- Country
- US
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Questions about this recall
Was 2026 Mack Md (Electric) | 2024 Mack Md (Electric) | 2025 Mack Md (Electric) — Electrical system: software recalled?
Yes. NHTSA published recall 25V427000 on June 24, 2025. Reported hazard: Mack Trucks, Inc. (Mack) is recalling certain 2024-2026 Mack MD vehicles. When the Controller Area Network (CAN) communications are interrupted, the throttle signal from the electro mobility control unit may retain the last known throttle setting, and the engine will not return to idle as intended. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 124, "Accelerator Control Systems."
What should I do if I have this product?
Dealers will update the control unit software, free of charge. Owner notification letters were mailed August 14, 2025. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0481.
How do I know if my unit is part of the recall?
Compare your product details with the notice. Brand: MACK. Model: MD (ELECTRIC).