Mack Recalls 2024 MD Electric Trucks Due to High Voltage Connector Defect
Mack Trucks is recalling 2024 MD Electric vehicles because a high voltage connector may not lock properly, risking sudden loss of steering and drive power.
NHTSA safety advisory
Do not drive this vehicle
NHTSA advises owners to stop driving this vehicle until the recall repair has been completed.
This is the agency’s own advisory, not our assessment. Contact the manufacturer or a dealer, and see the official NHTSA notice for the current guidance.
What this means for you
Our assessment, not the agency’s: severity 4/5 (Severe).
The hazard poses a serious risk of illness, injury, or structural failure. Stop using the product immediately and contact the manufacturer for a refund or repair.
Our severity reasoning: The recall involves a structural vehicle defect (high voltage connector) that can cause sudden loss of steering and drive power, increasing the risk of a crash, which aligns with the 'Severe' criteria for significant injury risk.
Plain-English summary
Mack Trucks, Inc. is recalling certain 2024 MD Electric vehicles. The recall addresses a defect where an incorrectly assembled high voltage connector may prevent the mechanical connector lock from engaging properly. This issue can allow the high voltage cable to loosen.
A loose high voltage cable can cause a sudden loss of steering and drive power, which increases the risk of a crash. Owners are advised not to drive their vehicles until the remedy has been completed.
Dealers will inspect and repair the mechanical connector lock as necessary, free of charge. Owner notification letters were mailed on July 10, 2024. Owners may contact Mack customer service at 1-800-866-1177 or the NHTSA Vehicle Safety Hotline at 1-888-327-4236.
The recalled product
- Product
- MACK MD (ELECTRIC)
- Brand
- MACK
- Manufacturer
- Mack Trucks, Inc.
- Category
- Vehicle — Commercial Truck
- Affected units
- 24
Is your product affected?
Check your packaging against the codes below. If any of them match, the product is part of this recall.
Model numbers (1)
- MD (ELECTRIC)
Distribution
Distributed nationwide across the United States.
Related recalls
Same brand · MACK
- High
- Severe
- SevereMack Recalls 2025 TerraPro Trucks Due to Steering Gearbox Fastener Issue
NHTSA · 2026-08-06
- HighMack Recalls 2027 Anthem and Pioneer Trucks for Marker Light Defect
NHTSA · 2026-08-06
- SevereMack Trucks Recalls 644 Vehicles Due to Wheel Lug Nut Loosening Risk
NHTSA · 2026-05-28
Same manufacturer · Mack Trucks, Inc.
See all →- HighMack Recalls Grote Replacement Marker Lights for Visibility Failure
NHTSA · 2026-08-12
- SevereMack Trucks Recalls 2025-2027 Pioneer and Anthem Models for Brake Defect
NHTSA · 2026-04-23
Same hazard · loss of control
See all →- SevereHyundai Recalls 2026 Models for Wheel Lug Nut Loosening Risk
NHTSA · 2026-10-20
- SevereSubaru Recalls 2026 Forester and Crosstrek for Ball Joint Defect
NHTSA · 2026-10-19
- SeverePorsche Recalls 2024 Models for Center Lock Wheel Bolt Fracture Risk
NHTSA · 2026-10-16
- SevereRing Power Recalls Terex Vehicles Due to Potential Pintle Hitch Failure
NHTSA · 2026-10-02
- SevereATC Recalls RM900 and RM700 Trailers Due to Coupler Bolt Loosening
NHTSA · 2026-09-25
Similar recalls
- SevereMack Recalls 2024 MD Electric Trucks for Battery Software Defect
NHTSA · 2024-06-04
- SevereMack Recalls 2024-2026 MD Electric Trucks Due to Throttle Control Defect
NHTSA · 2025-06-23
- SevereMack Recalls 2024 MD Trucks Due to Steering Wheel Bolt Issue
NHTSA · 2023-11-07
- HighMack Recalls 2024 MD Trucks Due to Incorrect Park Brake Indicator Light
NHTSA · 2024-03-01
- SevereMack Recalls 2022 MD Trucks Due to Loose Front Suspension Bolts
NHTSA · 2021-07-27
- SevereMack Recalls 2024 LR Trucks Due to Loose Steering Fasteners
NHTSA · 2023-10-24