2025–2026 Mack Pioneer PR (4): Equipment recall
NHTSA campaign 25V801000 · 46 units potentially affected · filed Nov 20, 2025
What's wrong
Mack Trucks, Inc. (Mack) is recalling certain 2025-2026 Pioneer vehicles. The load lock clamps, located on the back of the cab, may loosen and cause the load lock bars to become unsecured.
Why it matters
A loose or unsecured load lock bar can result in a loss of cargo, creating a road hazard and increasing the risk of a crash.
The fix
Dealers will replace the load lock clamps, free of charge. Owner notification letters were mailed December 18, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0489. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning November 27, 2025.
Recall details
- NHTSA campaign
- 25V801000
- Manufacturer no.
- SC0489
- Manufacturer
- Mack Trucks, Inc.
- Component
- EQUIPMENT:MECHANICAL
- Units affected
- 46
- Report received
- Nov 20, 2025
- Owner letters
- Dec 18, 2025
- Type
- Vehicle
Check whether your vehicle is included with the official NHTSA VIN lookup or your dealer. Repairs for safety recalls are free.
Vehicles covered
- Mack Pioneer PR (4) 2025, 2026