Recall
Mack Granite (gr) — 21V856000
NHTSA ID
21V856000
Make
Mack
Model
Granite (gr)
Years Affected
2021
Recall Date
2021-11-03
Component
STEERING:HYDRAULIC POWER ASSIST:PUMP
Units Affected
79
Completion Rate
—
Mfr Campaign No.
SC0432
Summary
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.