#132747, "RE: Idle surges, CEL 25 IAC Motor or Harness, disconnected IAC & surges remain " In response to In response to 0
I would check for a small vac leak. those little things do crazy things to our motors. I've had my idle shoot up and a stuttering idle because of it. just check all of your connections or try to tighten the seal with your hand and see what happens