WHERE IS CAR FUSE BOX LOCATED HOW TO CHECK FUSE IN MY CAR A fuse box is the box that houses the fuses and relays of an electrical system.Most vehicles also have a fuse box inside of the vehicle, usually located beneath the dash that houses the fuses for the interior electronics and accessories. Most common fuses are only $10 to $20, although some specialty fuses are more than $100 to replace, in addition to diagnostic costs.Considering this, how much does it cost to replace a fuse box? Replacing a fuse box with a breaker box runs between $1,500 and $2,000 Fuse boxes are made to protect electrical circuits in the car from exposure to the elements preventing damage and short circuits. Fuses are made to control and safeguard electrical currents that flow through wires to electrical components. Drivers may experience difficulties with the radio, dome lights, and other electrical components within the vehicle when fuses are blown. While you may suspect your battery or alternator is res...