1981 MACK MC SERIES Recalls (3)

Campaign:
81V083000 on 07/13/1981
Component:
Structure:body
Manufactured:
02/28/1978 - 04/30/1981
Affected:
180
Defect:
The right hand front canopy cab mounting bracket interferes with the right hand brake chamber on the steering axle when in a certain degree turn and severe bumping is present.
Correction:
The front canopy cab mounting bracket will be modified to allow for clearance of the right hand front brake chamber, without charge to owner.
Notes:
Vehicle description: trucks.system: structure; front canopy cab mounting bracket.consequences of defect: if this interference should occur it may result indegraded braking ability without prior warning with the potential for a vehicleaccident.

Campaign:
81V155000 on 01/18/1982
Component:
Steering:gear box:shaft pitman
Manufactured:
07/31/1981 - 08/31/1981
Affected:
225
Defect:
The pitman arm retaining bolt may not have been tightened to the required specifications due to a design change. inadequate retention of the bolt to the output shaft could allow the pitman arm to loosen.
Correction:
The dealer will inspect and, if necessary, retorque the retaining bolt to proper specifications at no charge.
Notes:
Vehicle description: trucks.system: steering; pitman arm retaining bolts.consequences of defect: should this loose condition go uncorrected, the splinedgrooves on the output shaft could wear smooth, causing loss of steeringcontrol, without prior warning, and a vehicle accident.

Campaign:
84V036000 on 04/10/1984
Component:
Suspension:rear:springs:leaf spring assembly
Manufactured:
09/30/1978 - 04/30/1982
Affected:
3,421
Defect:
Spring seat can deform, which causes a decrease in the clamping force in the suspension assembly. loss of clamping force may bring about axle misalignment or axle housing failure.
Correction:
The axle housing will be inspected and replaced, if necessary. the spring seats will also be replaced.
Notes:
Vehicle description: heavy trucks.system: suspension; rear spring seat.consequences of defect: loss of vehicle control could occur without warning,possibly resulting in an accident.

Home | Privacy