NHTSA Campaign Id 23V402000; Date: Jun. 4, 2023
a relay that fails in the closed position will continue to power the cabin heater, overheating the relay and increasing the risk of a fire.
Recalled Vehicles:2019 Mack Lrbe; 2020 Mack Lrbe; 2021 Mack Lrbe; 2022 Mack Lrbe; 2023 Mack Lrbe
Component: Electrical System:wiring:relays/solenoids
Manufactured by: Mack Trucks, Inc.
Affected Units:: 47
Recall Summary:mack trucks, inc. (mack) is recalling certain 2019-2023 lr battery electric trucks. the power cables that connect to the windscreen heater relay may have a loose connection and cause the relay to fail.
How to Fix:dealers will tighten the power cable to relay connection, free of charge. owner notification letters are expected to be mailed august 4, 2023. owners may contact mack's customer service at 1-800-866-1177. mack's number for this recall is scc0444.
Recall Notes:Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
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