NHTSA recall 81V153000
Exterior lighting
Mack RD Series and 3 more
The 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".
The remedy
Dealer will replace the air cleaner with one of acceptable height.