Vehicle recall 26V351000 · May 28, 2026
Mack Granite (gr), Pinnacle (PI/PN) and 3 more models
The wheel lug nuts may loosen and allow the wheel to detach.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
Do not drive affected vehicles until they are repaired. This is the manufacturer’s safety advisory for this recall.
- 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.
- Consequence
- Wheel detachment can cause a loss of vehicle control or create a road hazard, increasing the risk of a crash or injury.
- Remedy
- 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.
Recall details
- NHTSA campaign
- 26V351000
- Reported to NHTSA
- May 28, 2026
- Filed by
- Mack Trucks, Inc.
- Manufacturer campaign
- SC0495
- Owner notification
- June 17, 2026
- Vehicles potentially affected
- 644
- Initiated by
- the manufacturer
- Components
- Wheels › Lugs/nuts/bolts/studs
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) (2026): 2026
- Mack Anthem AN (4) (2027): 2027
- Mack Granite (gr) (2026-2027): 2027, 2026
- Mack Pinnacle (PI/PN) (2026-2027): 2027, 2026
- Mack Pioneer PR (4) (2026-2027): 2027, 2026
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.