Try replacing the Accesory fuse. On a 99 the accesory fuse handles the radio and lighter.
A 1993 Geo Metro has two fuse boxes. One fuse box, that has the relays in it, is under the hood and the other fuse box is under the dash next to the driver side door.
The 1999 Chevrolet Geo Metro horn fuse can be found in the fuse box. The horn fuse will be in the second column, fifth from the bottom.
You can find the diagram for the fuse box on a 1990 Geo Metro in the car's owner's manual. You can also check local auto part retail stores.
The fuse box is just above the left foot of the driver under the dash.
It's under the dashboard of your car.
Fuel injection
It's either in your fuse box inside the car and should be labeled or under the hood in that fuse box.
We would like to know where the fuse box is located on a 1997 geo metro.
Computer is under the dashboard, left side, behind and above the fuse box.
Look in your owners manual... there is usually a lay out in there near the back of the book.
i have a burnt wire at the fuse box, its green with a black stripe
Look under the dash between steering column and driver's side door, you may have to lay on your back to see under the dash and take a flashlight, the fuses are marked around the outside of the box to tell you what they are for, and under the hood up next to the firewall on the driver's side is another set of important fuses, different type than under the dash, but take a look, they are also marked as to what they control.