2015–2018 Mack LR, 2011–2018 Mack Terrapro (leu/mru) Recall: Alternator cable may be insufficiently thick to handle the current, and…
NHTSA campaign 17V261000 · Electrical System · filed Apr 18, 2017 · verified Jul 30, 2026
The defect
Mack Trucks, Inc. (Mack) is recalling certain 2015-2018 LR and 2011-2018 TerraPro (LEU and MRU) trucks. The alternator cable may be insufficiently thick to handle the current, and, as a result, may overheat.
The risk
If the alternator cable overheats, it would increase 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
Mack will notify owners, and dealers will replace the alternator cable, free of charge. The recall began on June 16, 2017. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0407.
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.safercar.gov.
Affected vehicles
Related recalls
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Other campaigns involving Mack vehicles
Source: NHTSA recall database, campaign 17V261000 (manufacturer number SC0407). Data last verified Jul 30, 2026.