2022–2023 Mack Lrbe (electric) Recall: Rivnut threaded inserts inside the high-voltage battery may be…
NHTSA campaign 23V514000 · Electrical System · filed Jul 24, 2023 · verified Jul 30, 2026
The defect
Mack Trucks, Inc. (Mack) is recalling certain 2022-2023 LR battery electric trucks. The rivnut threaded inserts inside the high-voltage battery may be over-tightened and break, which could result in a short circuit.
The risk
An electrical short circuit increases the risk of a fire.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will replace the batteries, free of charge. Owner letters were mailed November 1, 2023. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0447.
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.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Mack | Lrbe (electric) | 2022, 2023 |
Related recalls
More Mack Lrbe (electric) recalls
- 2022–2025 Mack Lrbe (electric) — High voltage batteries may have loose hardware that can…
- 2019–2023 Mack Lrbe (electric) — Power cables that connect to the windscreen heater relay…
- 2022–2023 Mack Lrbe (electric) — Coolant line in the high voltage battery pack may not be…
- 2019–2023 Mack Lrbe (electric) — Cabin heater relay may fail, causing the coolant heater to…
Other campaigns involving Mack vehicles
Source: NHTSA recall database, campaign 23V514000 (manufacturer number SC0447). Data last verified Jul 30, 2026.