NHTSA Campaign Id 78V029000; Date: Feb. 9, 1978
1974 Mack All W Models; 1975 Mack All W Models; 1976 Mack All W Models; 1977 Mack All W Models
Component: Unknown Or Other
Manufactured by: Mack Trucks, Incorporated
Affected Units:: 268
The air reservoir on the involved vehicles may have a design deficiency. The reservoir may not be strong enough to withstand pressures generated during operation.
The dealer will replace suspect air reservoirs without charge to owners.
Vehicle description: trucks equipped with an air start system. System: equipment; air reservoir. Consequences of defect: should the air reservoir fail, the explosive forcecould propel fragments of the reservoir in all directions, possibly causingserious injury to persons in the immediate area.
Date Owners notified by Manufacturer: Oct 18, 1978
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