Mack Trucks, Inc. (Mack) is recalling certain 2019-2020 LR vehicles. The steering transfer case may have an insufficient amount of oil.
Safety risk
The internal bearings may fail without sufficient lubrication, causing steering lock-up and increasing the risk of a crash.
Manufacturer remedy
Dealers will replace the transfer case, free of charge. Owner notifications letters were mailed on May 12, 2021. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0424.
Owner complaints
A complaint is one person's report to a federal agency. It is not a finding.
No complaints in our copy of the federal file for this model year. The daily feed covers recent filings; older history appears only after a full-history rebuild.
Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.