1978 MACK FWS Recall

Campaign:

83V121000 on 12/06/1983

Component:

Steering:gear box:shaft pitman

Manufactured:

12/31/1977 - 02/28/1979

Affected:

1,377

Defect:

Mounting of the pitman arm may loosen and lead to excessive wear in either the pitman arm splines or the steering gear shaft splines, or both. this condition is due to incorrect tightening of the mounting screws during assembly.

Correction:

The dealer will inspect and properly tighten the pitman arm retaining screws.

Notes:

Vehicle description: heavy trucks.system: steering; pitman arm.consequences of defect: looseness in the steering linkage may result in loss ofsteering control and the possibility of a vehicle accident.

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