NHTSARecalled Apr 23, 2026 · #26V261000
Rear Brake Modulators May Short Circuit
Hazard
Vehicle safety defect
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Mack Trucks, Inc. (Mack) is recalling certain 2025-2027 Pioneer (4) and 2026-2027 Anthem (4) vehicles. The rear brake modulators may have unprotected electrical connectors that can short circuit and lead to a loss of the anti-lock brake system (ABS) and electronic stability control (ESC). A loss of anti-lock brakes and electronic stability control increases the risk of a crash or injury.
Product details
- Product
- Rear Brake Modulators May Short Circuit
- Type
- Vehicle
- Manufacturer
- Mack Trucks, Inc.
- Model numbers
- —
- UPCs
- —
What you should do
Dealers will inspect the rear brake modulator electrical connectors, install a protective cover, and replace the rear brake modulators, as necessary, free of charge. Owner notification letters are expected to be mailed June 22, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0494. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning April 30, 2026.