Where is horn relay located on a 1988 Chevy Van?

On a 1988 Chevy Van, the horn relay is typically located in the under-dash fuse box, which is found on the driver's side of the vehicle. It may also be mounted on the firewall or near the battery, depending on the specific model and configuration. You can identify the horn relay by referring to the fuse box diagram, which indicates the location of various relays and fuses.