NHTSA recall 26V351000 · May 28, 2026
Mack Trucks, Inc.: Do Not Drive: Wheel May Detach
Product
2026 Anthem (AN), 2026-2027 Pioneer PR (4), Pinnacle (PI/PN), Granite (GR), and 2027 Anthem AN (4) vehicles
Hazard
Wheel detachment can cause a loss of vehicle control or create a road hazard, increasing the risk of a crash or injury.
What to do
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.
Got a car, truck or motorcycle? The surest check is your 17-character VIN, which is on your registration, insurance card, or the driver-side dashboard. NHTSA's free lookup shows any open recall that hasn't been repaired on that exact vehicle.
Check my VIN on NHTSA.govRecall details
- Summary
- 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.
- Component
- WHEELS
- Recall type
- Vehicle
- Potentially affected
- 644
- Manufacturer campaign number
- SC0495
- NHTSA advisory
- Do not drive this vehicle until the recall repair is done.
Source: National Highway Traffic Safety Administration (NHTSA) notice.
Copied from the agency record without changes. Data as of Oct 14, 2026, 1:15 AM EDT. The agency notice is the final word.
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