I HAVE A 2003 FORD F250 I HAVE PAS/DRIVER SIDE HEATED SEETS, THEY ALLWAYS WORKED GOOD, BUT I TRIED THE DRIVERS SIDE SEET FOR THE LAST COUPLE OF DAYS ON THE 1/2 HOUR DRIVE TO WORK, AND NOTHING, THE LIGHT COMES ON WHEN YOU PRESS THE BUTTON, BUT IT NEVER HEATS UP THE SEET? ANYBODY HAVE ANY IDEA WHAT WOULD BE WRONG, I CHECKED THE FUSE, ALL GOOD THERE:why-me: