Summary: Mack Trucks Inc. (Mack Trucks) has determined that certain model year (MY) 2016-2020 Mack heavy duty motor vehicles do not fully comply with Federal Motor Vehicle Safety Standard (FMVSS) No. 101, Controls and Displays. Mack Trucks filed a noncompliance report dated October 9, 2019, and later amended the report on May 29, 2020. Mack Trucks subsequently petitioned NHTSA for a decision that the subject noncompliance is inconsequential as it relates to motor vehicle safety on November 2, 2019, and later amended this petition on May 29, 2020, and July 9, 2020. This notice announces the grant of Mack Trucks' petition as amended.