NATIONAL TRUCK EQUIPMENT ASSOCIATION, PETITIONER, v. NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION, UNITED STATES DEPARTMENT OF TRANSPORTATION, AND THE UNITED STATES OF AMERICA, RESPONDENTS. No. 89-3713.United States Court of Appeals, Sixth Circuit. March 21, 1991. Before MERRITT, Chief Judge MARTIN and GUY, Circuit Judges. [1] ORDER DENYING PETITION FOR REHEARING AND REHEARING EN BANC [2] The […]