I MISSING REAR BLOWER RELAY IN FUSE BOX IN DODGE 2006 CARAVAN?

HI THERE, I HAVE 2006 3.3 LITER CARAVAN SXT REGULAR ONE, I BOUGHT 6 MONTHS AGO, WITH 65.000 ORIGINAL MILES, CAR WONT START, THEY TEL ME IS THE STARTER SO I NEED TO REPLACE,,, OTHER THINKS,, I SEE THAT IN FUSE BOX, I MISSING SPARE FUSE, THE BIG BLACK ONE,, AND REAR BLOWER RELAY , BLACK BIG ONE BETWEEN 2 BIG BLACK FUSES, IS THIS NORMAL THAT I MISSING THIS REAR BLOWER RELAY FUSE???- BECAUSE I NEWER SEE MY 2 FANS GOING ONE WHEN ENGINE IS HOT... THANK YOU.