You can set your air/fuel ratio, also known as the CO adjustment, using a standard dwell meter. Instructions are at http://www.sybercom.net/dsontos/tuneup.html Dave Sontos VIN 02573 Duke wrote: > I'm trying to get the air/fuel adjustment set, however, NO ONE in my area > will touch the D. (Volvo dealer, Volvo shops, ect) All the other local > shops won't touch it either. Since I can't get someone with a gas analizer > to touch my car, can someone give me some advice on getting the mixture > right (or atleast close!) Any help would be greatly apprecitated!! >