Moderate riskNHTSA

Mack medium-duty electric trucks recalled for false hill start message

Mack Trucks is recalling certain 2024-2026 Medium-Duty Electric (MDe) vehicles that were built with the hill start assist message incorrectly enabled. A false hill start assist message can lead to unexpected vehicle rollback on an incline, which increases the risk of a crash. The recall covers 151 vehicles, and no injuries have been reported.

From the NHTSA notice · Read the official notice ↗ · All Mack Trucks, Inc. recalls

What to do

  1. Contact a Mack dealer to have the dashboard notification software updated at no cost.
  2. Ask your dealer to add the correction to your owner's manual, also at no cost.
  3. Watch for the owner notification letter expected December 28, 2026, or call Mack customer service at 1-800-866-1177 (recall SC0502).
  4. After November 5, 2026, search NHTSA.gov by your vehicle identification number (VIN) to check whether your vehicle is included.

Is yours affected?

Compare your label or packaging with the recalled product.

Products
2024 MACK MD (ELECTRIC) · 2025 MACK MD (ELECTRIC) · 2026 MACK MD (ELECTRIC)

Details

Units affected
151
Recall number
26V719000

In the NHTSA's words

Description
Mack Trucks, Inc. (Mack) is recalling certain 2024-2026 Medium-Duty Electric (MDe) vehicles that were incorrectly manufactured with the hill start assist (HSA) message enabled. A false hill start assist message can lead to unexpected vehicle rollback on an incline, increasing the risk of a crash.
Hazard
A false hill start assist message can lead to unexpected vehicle rollback on an incline, increasing the risk of a crash.
Remedy
Dealers will update the dashboard notification software and add a correction to the owner's manual, free of charge. Owner notification letters are expected to be mailed December 28, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0502. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning November 5, 2026.

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