NHTSA Campaign 21V856000

STEERING:HYDRAULIC POWER ASSIST:PUMP

Issued by Mack Trucks, Inc. · Reported Nov 3, 2021 · 79 vehicles affected

What's wrong

Mack Trucks, Inc. (Mack) is recalling certain 2021 Granite and LR vehicles. A machining defect may cause pressure to build in the power steering pump and break the shaft seal, resulting in a loss of power steering assist.

Consequence

A loss of power steering assist increases the risk of a crash.

Remedy

Dealers will replace the power steering pump, free of charge. Owner notification letters were mailed on December 10, 2021. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0432.

Vehicles affected by this recall

Make Model Year Units
MACK GRANITE (GR) 2021 79
MACK LR 2021 79

Source: NHTSA Campaign 21V856000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.