NHTSA recall 86V069000
Steering › Linkages › Drag › Link › Connection
Mack RL Series and 1 more
The defect
The drag link to pitman arm toggle angle may be greater than design criteria, and may cause the steering to bind. consequence of defect: if truck negotiates extreme right hand turn the left front wheel drops into a deep hole, steering return would be slow, without warning to operator, creating potential for a vehicle crash.
The remedy
Replace left hand steering lever.