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NHTSA Campaign 26V351000

WHEELS:LUGS/NUTS/BOLTS/STUDS

Issued by Mack Trucks, Inc. · Reported May 28, 2026 · 644 vehicles affected

What's wrong

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.

Vehicles affected by this recall

Make Model Year Units
MACK ANTHEM (AN) 2026 644
MACK ANTHEM AN (4) 2027 644
MACK GRANITE (GR) 2026 644
MACK GRANITE (GR) 2027 644
MACK PINNACLE (PI/PN) 2026 644
MACK PINNACLE (PI/PN) 2027 644
MACK PIONEER PR (4) 2026 644
MACK PIONEER PR (4) 2027 644

Source: NHTSA Campaign 26V351000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.