It can be a big deal to undo all the problems that are preventing the idle motor from working properly. If you are happy with the way the car is running then leave it for now. When you do a master water pump service and have the engine apart on the top that will be the time to try to get everything going correctly. David Teitelbaum vin 10757 > dmc12hank wrote: > > >Hi everybody! > >I have had my car for 3 years now, I realized this summer that the > >idle speed regulator is disconnected. > >Is this bad?