Hook it up to a wiper switch and check each function. One is power, one is ground and most likely two go to the control switch. Get the correct switch and it will tell you a lot. I'm not an auto electric guy but this is fairly simple in my thinking.


1953 Chevy 5-window 3100
In the Stovebolt Gallery
More pix on Picturetrail

Dave
Engine & Driveline Moderator

If you can't make seventy by an easy road, don't go. ~~ Mark Twain