Quote Originally Posted by Scottydoggs View Post
tunes ok i bet. been ok this long right?

crank harness runs from the cam and crank sensors to the icm. they do fail.

you do any work to it before this started?


Junk yard harness work? I have done no big work to it. not sure if its been a thing thats been getting worse where ive missed it under my radar. im not sure. My big engine work was 3.5 pulley and power log last year. Got overkill tune after and Changed accessory belt last summer. since then just installed gauges did brakes...