NHTSA recall 21V573000
Service brakes, air
Mack Granite (gr) and 2 more
Reported Jul 27, 2021124 vehicles affectedMack Trucks, Inc.Maker’s number SC0427
The defect
Mack Trucks, Inc. (Mack) is recalling certain 2021 Granite, LR, and TerraPro vehicles. The rear drive axle may have the incorrect type of brake cam installed, which could result in inoperative rear axle brakes.
The risk
Inoperative rear axle brakes can increase the distance required to stop, increasing the risk of a crash.
The remedy
Dealers will inspect the brake cams, and incorrect brake cams will be replaced, along with brake shoes, hardware, and wheel seals, as necessary, free of charge. Owner notification letters were mailed on August 10, 2021. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0427.