Where is horn relay for a 2005 Mercury Sable?

The horn relay for a 2005 Mercury Sable is located in the engine compartment fuse box. To access it, open the hood and find the fuse box near the driver's side. The relay is typically labeled; you can refer to the diagram on the cover of the fuse box for its exact position. If you're having trouble locating it, consulting the vehicle's owner manual can also provide guidance.