NHTSA Campaign Id 89V079000; Date: May. 15, 1989
Bolt failure could allow the rear axle to shift; thiscould adversely affect truck control and could result in a crash.
1989 Mack MH; 1989 Mack R Series; 1989 Mack Rw Series
Component: Suspension:front
Manufactured by: Mack Trucks, Incorporated
Affected Units:: 100
Torque rod bolts are grade 2 instead of grade 5, which is not to specification, and could fail.
Replace torque rod bolts with bolts of the proper specification.
System: suspension/torque rod fasteners. Vehicle description: heavy duty trucks with reyco suspension.
Date Owners notified by Manufacturer: Aug 16, 1989
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