Mack Trucks – Steering Gear Assembled Incorrectly

Mack Trucks (Mack) is recalling certain 2021-22 Granite, Anthem, LR, Pinnacle, and Terrapro tractor trailers. The steering gears may have been assembled incorrectly, which can cause the gear to fracture.


Report Received Date 06/07/2022
NHTSA ID 22V401000
Consequence Summary A fractured steering gear can cause a loss of steering control, increasing the risk of a crash.
Corrective Action Dealers will replace the steering gear, free of charge. Owner notification letters were mailed on July 29, 2022. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0437.
Recall Code SC0437
Potentially Affected 5644
Fire Risk When Parked No
Do Not Drive No
Recall Link Go to Recall (https://www.nhtsa.gov/recalls?nhtsaId=22V401000)

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