Mack recall — Lugs/Nuts/Bolts/Studs
NHTSA · May 28, 2026
- NHTSA recall campaign 26V351000 (Mack), reported .
- Potentially affected vehicles: 644.
- Component: Lugs/Nuts/Bolts/Studs.
- Details as of ; the linked official notice is authoritative for lot codes, VINs, and remedies.
- Agency
- NHTSA
- Posted
- Recalling firm
- Mack Trucks, Inc.
- Source ID
- 26V351000
Defect
Mack Trucks, Inc. (Mack) is recalling certain 2026 Anthem (AN), 2026-2027 Pioneer PR (4), Pinnacle (PI/PN), Granite (GR), and 2027 Anthem AN (4) vehicles. The wheel lug nuts may loosen and allow the wheel to detach.
Consequence
Wheel detachment can cause a loss of vehicle control or create a road hazard, increasing the risk of a crash or injury.
Corrective action
Owners are advised not to drive their vehicles until the repair has been performed. Dealers will inspect the wheel and hub mating surfaces, remove any masking material, and replace any worn components if necessary, free of charge. Owner notification letters were mailed June 22, 2026. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0495. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on May 31, 2026.
Affected vehicles
| Make | Model | Year |
|---|---|---|
| Mack | Anthem (An) | 2026 |
| Mack | Anthem An (4) | 2027 |
| Mack | Granite (Gr) | 2026 |
| Mack | Granite (Gr) | 2027 |
| Mack | Pinnacle (Pi/Pn) | 2026 |
| Mack | Pinnacle (Pi/Pn) | 2027 |
| Mack | Pioneer Pr (4) | 2026 |
| Mack | Pioneer Pr (4) | 2027 |
Related: Vehicle recalls · All recall events