1978 MACK R SERIES Recalls (3)

Campaign:
80V054000 on 05/15/1980
Component:
Steering:gear box (other than rack and pinion)
Manufactured:
06/30/1976 - 12/31/1979
Affected:
109
Defect:
The prefabricated pinch bolt clamp at the lower steering shaft lower yoke may not perform adequately when tightened to specifications. the clamp may then deform and loss of clamping force and steering shaft disengagement may result.
Correction:
Dealer will retrofit with lower steering shaft lower yokes that provide for integral pinch bolt installation in place of previous separately fabricated clamp for the pinch bolt.
Notes:
Vehicle description: trucks.system: steering; power steering shaft; fabricated pinch bolt clamp.consequences of defect: disengagement of the steering shaft may cause loss ofvehicle control without prior warning and, possibly, an accident.

Campaign:
81V153000 on 01/07/1982
Component:
Exterior lighting
Manufactured:
09/30/1977 - 04/30/1981
Affected:
209
Defect:
The right hand clearance lamp is obscured, from certain angles of vision, by the in-line precleaner air cleaner cap. the involved vehicles fail to conform to federal motor vehicle safety standard no. 108, "lamps, reflective devices, and associated equipment".
Correction:
Dealer will replace the air cleaner with one of acceptable height.
Notes:
Vehicle description: trucks.system: lighting and communications; clearance lamp.consequences of defect: if the clearance lamp is not adequately visible, avehicle accident could occur.

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