My father in law did this to my car, & also snapped connected hose. Then "repaired" it by inserting both broken ends in a fatter, but same diameter piece of rubber hose. Now my car struggles to start. If it does it stalls quickly.
Should you clean PVC valve with viniger water mix? on 1997 Chevrolet Lumina
Replace it all, better to be sure.
they are cheap like 3 bucks