Wiring: switches/knobs/buttonsRecall 23V-024 · 2019–2023 Mack Lrbe (electric)
Mack Trucks, Inc. recall 23V-024 covers 43 2019–2023 Mack Lrbe (electric) for a wiring: switches/knobs/buttons problem, reported to NHTSA on January 23, 2023. The manufacturer's latest report (2024 Q4) shows 84% of affected vehicles repaired.
Source: NHTSA recall 23V024000 and manufacturer quarterly reports. Started by the manufacturer.
The problem
Mack Trucks, Inc. (Mack) is recalling certain 2019 and 2021-2023 LRBE battery electric trucks. The cabin heater relay may fail, causing the coolant heater to overheat.
The risk
A coolant heater that overheats can increase the risk of fire.
The fix
Dealers will update the software for the Hybrid Powertrain Control Unit and Instrument Cluster, and install replacement relays, free of charge. Owner notification letters were mailed March 16, 2023. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0440.
Recall repairs are free. Confirm whether this recall is open on your vehicle by entering its VIN at nhtsa.gov/recalls.
How fast cars are being fixed
84%repaired
Share of affected vehicles repaired in each quarterly report the manufacturer filed with NHTSA.