Honestly, I'm not even sure. I don't play with it. I think it's dealer installed because I took that picture from another thread here where they discuss it's a dealer installed keyless entry option for 2WD SR5s. Apparently, they were sold this way in the southern US for that year model.
This is my first post here, so if this is in the wrong section feel free to move it. I have a 2005 4Runner that I absolutely love, but it has a really annoying problem. Something isn't quite right with my horn! The symptoms are as follows:
The factory alarm goes from beeping to honking when I...