2026–2027 Mack Anthem AN (4), 2025–2027 Mack Pioneer PR (4) Recall: Intake and grille bezels may detach from the vehicle
NHTSA campaign 26V631000 · Structure · filed Oct 1, 2026 · verified Oct 4, 2026
The defect
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.
The risk
A detached bezel can become a road hazard for other vehicles, increasing the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
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.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Mack | Anthem AN (4) | 2026, 2027 |
| Mack | Pioneer PR (4) | 2025, 2026, 2027 |
Related recalls
More Mack Anthem AN (4) recalls
- 2026–2027 Mack Anthem AN (4) and 1 other model — Inaccurate axle load calculations may cause reduced braking…
- 2027 Mack Anthem AN (4) and 1 other model — Center roof marker lights may fail to illuminate
- 2026 Mack Anthem (an) and 4 other models — Wheel lug nuts may loosen and allow the wheel to detach
- 2026–2027 Mack Anthem AN (4) and 1 other model — Rear brake modulators may have unprotected electrical…
- 2027 Mack Anthem AN (4) and 1 other model — Trailer turn signals may not function properly
Other campaigns involving Mack vehicles
Source: NHTSA recall database, campaign 26V631000 (manufacturer number SC0501). Data last verified Oct 4, 2026.