EXTERIOR LIGHTING:TURN SIGNAL
Published April 1, 2026 · Recall initiated: April 1, 2026
What's the hazard
Mack Trucks, Inc. (Mack) is recalling certain 2025-2027 Pioneer (4) and 2027 Anthem (4) trailers. The trailer turn signals may not function properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment.
What to do
Dealers will update the turn signal indicator software, free of charge. Owner notification letters were mailed May 7, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0493. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov April 1, 2026.
Recall details
- Brand
- MACK
- Model
- PIONEER PR (4)
- Manufacturer
- Mack Trucks, Inc.
- Lot
- 2025 MACK PIONEER PR (4) | 2026 MACK PIONEER PR (4) | 2027 MACK PIONEER PR (4) | 2027 MACK ANTHEM AN (4)
- Risk classification
- V
- Country
- US
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