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.
For a 1995 Geo Metro, the fuse for the heater is typically a 15-amp fuse located in the fuse box under the dashboard. However, it's always a good idea to check the owner’s manual or the fuse box cover for the exact specifications and location, as fuse assignments can vary. If the heater is not working, ensure the fuse is intact and replace it if necessary.
Look in your owners manual... there is usually a lay out in there near the back of the book.
In a 1998 Chevy Metro Hatchback, the Radio and Lighter fuse is located in the fuse box, which is typically found under the dashboard on the driver's side. You can access the fuse box by removing the cover to reveal the fuses. The specific fuse for the radio and lighter is usually labeled in the fuse diagram found on the inside of the fuse box cover. If you need to replace it, refer to that diagram for the correct fuse number and rating.