NHTSA Campaign Id 73V101000; Date: May. 4, 1973
1972 Mack RL685; 1973 Mack RL685; 1972 Mack RL767; 1973 Mack RL767; 1972 Mack RL773; 1973 Mack RL773; 1972 Mack RL785; 1973 Mack RL785; 1972 Mack RL795; 1973 Mack RL795; 1972 Mack RL797; 1973 Mack RL797; 1972 Mack RS685; 1973 Mack RS685; 1972 Mack RS711; 1973 Mack RS711; 1972 Mack RS737; 1973 Mack RS737; 1972 Mack RS747; 1973 Mack RS747; 1972 Mack RS767; 1973 Mack RS767; 1972 Mack RS785; 1973 Mack RS785; 1972 Mack RS795; 1973 Mack RS795; 1972 Mack RS797; 1973 Mack RS797
Component: Steering:linkages
Manufactured by: Mack Trucks, Incorporated
Affected Units:: 112
With ross pitman arm. Manf'd oct. 2, 1972 thru Jan. 18, 1973. Trucks. Possibility that the pitman arm may not meet required fatigue tests. Failureafter long service due to fatigue could result in loss of vehicle control. (correct by inspecting and replacing with improved pitman arm where necessary).
Date Owners notified by Manufacturer: Aug 17, 1973
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