2007 VOLVO S40 Visibilitywiper Problems

ON OR ABOUT 12/04/2019 DURING A FLASH RAIN STORM LAST WINTER, MY HUSBAND AND I WAS HEADED HOME ON THE 215 FWY NORTHBOUND IN SAN BERNARDINO, CA WHEN THE CENTER DOME AREA AND THE ELECTRIC SUNROOF INSIDE OUR CAR BEGIN POURING IN HUGE AMOUNTS OF VERY COLD RAIN WATER ON US AND ON THE DASHBOARD, STEREO CONSOLE, GEAR SHIFTER, FLOOR AND SEATS. UNTIL IT WAS SAFE TO EXIT THE FREEWAY, MY HUSBAND TRIED TO SOAK UP AS MUCH OF THE LEAKING RAINWATER AS HE COULD WITH HIS COAT BUT THE WATER CONTINUED TO POURING INTO THE CAR. ONCE IT WAS SAFE TO EXIT THE FREEWAY, WE PULLED INTO A GAS STATION AND EXAMINE THE SUNROOF TO MAKE SURE IT WAS SHUT PROPERLY, WHICH IT WAS, NOT UNDERSTANDING WHY THIS WAS HAPPENING, HE AND I USED AS MANY PIECES OF NAPKINS AND CLOTH THAT WE COULD FIND TO SOP UP AS...