Depending on what fuse, but on the left side of the dash, when you open the driver door, is a lift off panel that will expose your fuses.
in the fuse box
where is the fuse for heated driver seat on 2003 Chevy Silverado>
fuse
In a 2003 Chevrolet Silverado, the blower motor fuse is located in the under-hood fuse box. Specifically, you can find it labeled as "HVAC" or "Blower Motor" in the fuse diagram on the cover of the fuse box. Additionally, there may be a related fuse in the interior fuse panel, typically located under the dashboard on the driver's side. Always refer to the owner's manual for precise information and diagrams.
try www.haynes.com
It is the 15AMP fuse in the under hood fuse box labeled "info".
20 amp a 20 amp fuse
The Chevrolet Silverado 1500 fuel pump shutoff switch is located in the fuse box. The location of the switch can be found on the inside cover of the fuse box.
In a 1994 Chevrolet Silverado, the horn fuse is located in the underhood fuse block. To access it, open the hood and find the fuse box near the driver's side. The horn fuse is typically labeled as "HORN" or has a corresponding diagram on the cover for reference. If the fuse is blown, replace it with a fuse of the same amperage.
Change out the switch. Bad switch!!
cant answer that for safety reasons
Probably a blown fuse. Check the fuses.