CarRecallWatch- Component
- ELECTRICAL SYSTEM:WIRING:RELAYS/SOLENOIDS
- Problem
- 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.
- Risk
- 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.
- Remedy
- 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.
- 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.
What this recall means for you
A loose power cable connection to the windscreen heater relay can cause the relay to fail. A relay that fails in the closed position keeps the cabin heater powered, which overheats the relay and increases the risk of a fire.
This recall covers certain 2019 through 2023 battery electric trucks. Owners should check whether their vehicle is included, and can confirm open recalls by entering their VIN on the NHTSA recall lookup site or by contacting the manufacturer's customer service line at 1-800-866-1177.
The repair is free. Dealers will tighten the power cable connection to the relay at no charge. Owners should expect a notification letter in the mail, which is expected to be sent on August 4, 2023, and should schedule the repair with an authorized dealer as soon as possible.
Check whether this recall is open on your vehicle
Official recall notice
Affected vehicles
| Mack Lrbe (Electric) | 20192020202120222023 |
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