VW BEETLE: MELTED BOX.I READ IT COULD - JustAnswer Sep 21, 2011i have a 02 vw beetle that is blowing hot air when i run the a/c. my fuses have melted on the fuse box above the battery also. i read it could be the alternator harness? please help? also where do i find door handles to purchase for inside door panels. thanks. 2004 Volkswagen Beetle Fuse Box Melted: 1 Complaints wwwomplaints›Volkswagen›Beetle›2004›electricalThe 2004 Volkswagen Beetle has 1 problems reported for fuse box melted. Average repair cost is $80 at 120,300 miles.