NHTSA campaign 26V631000 · Mack campaign SC0501
Mack Recall 26V-631: Intake and Grille Bezels May Detach
NHTSA recall 26V631000 (Mack campaign SC0501) was reported by Mack Trucks, Inc. on October 1, 2026, with 3,096 vehicles potentially affected (per NHTSA). NHTSA's record lists the Mack PIONEER PR (4) and Mack ANTHEM AN (4) for model years 2025–2027.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 26V631000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Free VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 26V631000 (also written 26V-631 or 26V631)
- Filed by
- Mack Trucks, Inc.
- Mack campaign number
- SC0501
- Report received
- Potentially affected
- 3,096 vehicles (per NHTSA)
- Component
- Structure — Exterior Trim
Completion not yet reported (dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 26V631000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
NHTSA's recall notice
As NHTSA's recall record states it for campaign 26V631000.
Defect description
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.
Safety consequence
A detached bezel can become a road hazard for other vehicles, increasing the risk of a crash.
Manufacturer 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.
Sources
Official NHTSA notice for recall 26V631000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.