1Affected configurations shown5Potential units affected100.0%Latest completion context
What can happen
Safety consequence
A vehicle with an inoperative horn cannot alert other drivers, increasing the risk of a crash.
What fixes it
Official remedy
Dealers will add the necessary circuits to connect the horn button to the horn, free of charge. Owner notification letters were mailed June 20, 2023. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC443.
Recall lifecycle
Repair completion history
Campaign-level completion reporting. This does not determine whether a particular VIN has been repaired.
2023-2
0.0%
2023-3
0.0%
2023-4
0.0%
2024-1
0.0%
2024-2
0.0%
2024-3
0.0%
2024-4
0.0%
2025-1
0.0%
Affected vehicles
Vehicle configurations connected to 23V310000
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.