NHTSA Campaign Id 90V048000; Date: Mar. 12, 1990
Pinch bolt could loosen and break; this could cause loss of truck steering control and result in a crash.
Recalled Vehicles:1988 Mack CH; 1989 Mack CH; 1990 Mack CH
Component: Steering:linkages
Manufactured by: Mack Trucks, Incorporated
Affected Units:: 6,696
Recall Summary:The upper and lower pinch bolt on the steering pitman arm and the lower pinch bolt connection on shephard power gears were not torqued correctly.
How to Fix:Install english hex head bolts and flat washers; torque pinch bolts to specifications.
Recall Notes:System: steering wheel arm pinch bolt. Vehicle description: heavy-duty trucks with trw power and manual gears and sheppard power gears.
Date Owners notified by Manufacturer: Jun 27, 1990
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