NHTSA Campaign Id 89V119000; Date: Jul. 24, 1989
Spring bracket failure and consequent front springdislocation could result in impaired steering control in a turning maneuver.
1988 Mack Rb600s; 1989 Mack Rb600s
Component: Suspension:front:springs:leaf Spring Assembly:hanger,bracket
Manufactured by: Mack Trucks, Incorporated
Affected Units:: 67
There may be spring eye contact with the spring bracket and high stress levels in the bracket.
Chassis will be retrofitted with current production front spring rear brackets to eliminate any interference.
System:front spring rear bracket. Vehicle description:heavy duty trucks with multi-leaf spring and 18,000 lb. Or20,000 lb. Front axles.
Date Owners notified by Manufacturer: Nov 15, 1989
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