Mack · United States · Mod
Mack LR: Electrical system — horn
Affects Mack LR · 2024 — about 5 vehicles.
The hazard
A vehicle with an inoperative horn cannot alert other drivers, increasing the risk of a crash.
What to do
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.
Critical — crash/injury risk now
High — injury risk; see remedy
Moderate — fix at next service
Low — minor / informational