Interior Fuse Box Location: 1990-1996 Chevrolet G20 - 1994 Click to view0:31The video above shows how to replace blown fuses in the interior fuse box of your 1994 Chevrolet G20 in addition to the fuse panel diagram location. Electrical components such as your map light, radio, heated seats, high beams, power Author: Lake Chevy Fuse box diagram for 1994 chevy van - Fixya Need a diagram of a fuse box on a 1994 chevy van. need to know what fuse is what for the most part this information is on the fuse cover try this website to see if you can download a owner manual for your van wwwnds if all fails stop by your local GM-dealership in the parts department and they be able to print you off one wish you the best of luck Michigan Man. Fuse Panel: Where Can I Find the Diagram of the Fuse Panel Where can I find the diagram of the Fuse panel for a 1991 Chevy G20 sport Van for free online? Mine is missing the cover and you don't know what's what.