NHTSA Recall 25V256000
Filed by Mack Trucks, Inc.. Component: Engine And Engine Cooling. Reported 2025-04-17. An estimated 3 vehicles are affected. Recall repairs are free at any authorized dealer.
Defect
Mack Trucks, Inc. (Mack) is recalling certain 2025 Anthem (AN) vehicles. The idler gear bracket fasteners may have been improperly tightened, allowing the idler gear to detach from the engine.
Risk
A detached idler gear can damage the engine, resulting in a stall and increasing the risk of a crash or injury.
What the manufacturer will do
Dealers will inspect and replace the turbo compound units as necessary, free of charge. Owner notification letters are expected to be mailed April 24, 2025. Owners may contact Mack's customer service at 1-800-866-1177. Mack's number for this recall is SC0477.
Manufacturer campaign number: SC0477
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 888-327-4236 (TTY 888-275-9171) or go to nhtsa.gov.