Yeah, if it's a SR in a '89-'90 then the tach won't work. You'll need to get a tach from a '91-'94.2056515 wrote:what year is the car and what is the engine in the car?
75A fuse FTW if you don't have those.Soravia wrote:Mine didn't work when the 75AMP fuse was bad, except for the tech though.