I wouldn't call it buzzing, but the Idle Speed Regulator should be humming with the key on and engine off. Everything I've heard from them is more subtle than a buzzing sound, and should definately be accompanied by a vibration. Put your hand on it, you should feel it. Yes, it is normal. Jim Reeve MNDMC - Minneosota DeLorean Club DMC6960 --- In dmcnews@xxxxxxxxxxxxxxx, motarhedd@xxxx wrote: > I mentioned this in my other post, but i thought i was a serious enough problem for its own thread. > > when the key is in the on position the ISR buzzes, is this a normal thing? > > Thanks, > Russell > Vin#1790 To address comments privately to the moderating team, please address: moderators@xxxxxxxxxxx For more info on the list, tech articles, cars for sale see www.dmcnews.com To search the archives or view files, log in at http://groups.yahoo.com/group/dmcnews Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dmcnews/ <*> To unsubscribe from this group, send an email to: dmcnews-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/