NHTSA Campaign Id 86V008000; Date: Jan. 17, 1986
1982 Mack MH; 1983 Mack MH; 1984 Mack MH; 1985 Mack MH; 1986 Mack MH
Component: Structure
Manufactured by: Mack Trucks, Incorporated
Affected Units:: 7,000
Left or right cab step may crack in its welded area due to flexing of the step during entering and exiting. Consequence of defect: as the cracks extend, the tubular step could partially collapse and break without warning to the user, and could result in personal injuries.
Install a reinforcement brace if no cracks are found. In addition, replace step if cracks are present.
System: cab step. Vehicle description: heavy duty trucks with sleeper cab.
Date Owners notified by Manufacturer: Aug 14, 1986
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