Electrical Stock Tach Does Not Work

[General karthief]

Sorry for the highjack, but l'm now having the same problem. I hooked up a set of jumper cables backwards on my 92 and now my tach quit and my wipers will not shut off. Is there something l could have burnt out or is it just a coincidence.

Start a thread in the 5.0 tech section describing you car, what mods have been done and what problems you are encountering along with what you did and why you did it.