3Affected configurations shown124Potential units affected71.0%Latest completion context
What can happen
Safety consequence
Inoperative rear axle brakes can increase the distance required to stop, increasing the risk of a crash.
What fixes it
Official 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.
Recall lifecycle
Repair completion history
Campaign-level completion reporting. This does not determine whether a particular VIN has been repaired.
2021-3
0.0%
2021-4
0.0%
2022-1
0.0%
2022-2
0.0%
2022-3
0.0%
2022-4
0.0%
2023-1
0.0%
2023-2
0.0%
Affected vehicles
Vehicle configurations connected to 21V573000
Owner action
Campaign pages describe the public recall record. To determine whether your specific vehicle has an unrepaired recall, use your VIN and verify the current status through NHTSA.