Vehicle recall 26V631000 · October 1, 2026
Mack Pioneer PR (4) and Anthem AN (4)
The intake and grille bezels may detach from the vehicle.
Source: NHTSA data as of November 8, 2026. Last refreshed Nov 8, 2026, 6:01 PM UTC.
- Summary
- Mack Trucks, Inc. (Mack) is recalling certain 2026-2027 Anthem AN (4) and 2025-2027 Pioneer PR (4) vehicles. The intake and grille bezels may detach from the vehicle.
- Consequence
- A detached bezel can become a road hazard for other vehicles, increasing the risk of a crash.
- Remedy
- Dealers will inspect, replace the intake and grille bezels, and install cable ties as necessary, free of charge. Owner notification letters are expected to be mailed November 30, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0501. Vehicle Identification Numbers (VINs) involved in this recall will become searchable on NHTSA.gov on October 8, 2026.
Recall details
- NHTSA campaign
- 26V631000
- Reported to NHTSA
- October 1, 2026
- Filed by
- Mack Trucks, Inc.
- Manufacturer campaign
- SC0501
- Vehicles potentially affected
- 3,096
- Initiated by
- the manufacturer
- Components
- Structure › Body › Bumpers › Active shutters/grill; Structure › Exterior trim
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Mack Anthem AN (4) (2026-2027): 2027, 2026
- Mack Pioneer PR (4) (2025-2027): 2027, 2026, 2025
Has your Mack been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Mack dealer can also check your VIN. Recall repairs are free.