Symptoms sounds like a timing problem, play around with the positioning of your distributor. Try turning it clockwise a bit (standing on drivers side) and see what it does. Does the engine misfire a little + shake a little when it is idling as well as idle a bit high? -Dani B. 5003 --- In dmcnews@xxxxxxxxxxxxxxx, david hudgins <painterdave72@xxxx> wrote: > --- David Teitelbaum <jtrealty@xxxx> wrote: > Hey Dave thanks but i just checked the vacumn advance > the other day with a timing li9ght and how do u check > the mechanical adavance?? Also the srping decel valves > are not stuck i just checked those recentlty too and i > have all new vacumn hoses on the car.. Rob Grady seems > to think it is the fuel distributor though that is > pretty expensiev wish i could check it somehow.. I > will have to try the graduated cup test with the > injectors i guess. Any more suggestions? could it be > the fuel pump or warm up regulator? Though the warm up > regulator is new as of a few months ago. Thanks. > Dave.> > > > I would check the mechanical advance AND the vacuum > > advance. It is > > pretty simple to do with a timing light. It sounds > > like one, the > > other, or both are not coming on like they should. > > Before using the > > light a visual inspection of all the vacuum hoses > > for correct routing > > and damage should be done. I have seen on more than > > a few cars the > > mechanical advance was stuck. You have to > > dissasemble it and clean and > > lubricate it. A vacuum leak from an old, cracked > > hose will cause the > > vacuum advance to malfunction. Old, hard, leaking > > injector seals can > > also give these symptoms. Backfiring during > > deceleration can be caused > > by the decel valves not opening. They are the little > > spring-loaded > > things on the throttle plates. Check to see if they > > are stuck. > > David Teitelbaum > > vin 10757 > > > > > > --- In dmcnews@xxxxxxxxxxxxxxx, "painterdave72" > > <painterdave72@xxxx> > > wrote: > > > Hello i am new to this forum but others have > > recommended it... I am > > having a > > > problem with my car where it is hesitating until > > about 2000 rpms > > then u can > > > feel it kick in and have all sorts of power.. I > > spoke to Many people > > including > > > Rob Grady who seems to this it is the fuel > > distributor going bad.. I > > took it off > > > and cleaned all the openings cause if u look in > > there u can see > > little fiters > > > where the lines hook up and they looked dirty.. > > this seemed to help > > alot but it > > > still does it and is backfires in the exhaust when > > u let off the gas > > i do have a > > > > > > > > > > > > To address comments privately to the moderating > > team, please address: > > moderators@xxxx > > > > 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 > > > > > > dmcnews-unsubscribe@xxxxxxxxxxxxxxx > > > > > > > > > > > > > _______________________________ > Do you Yahoo!? > Shop for Back-to-School deals on Yahoo! Shopping. > http://shopping.yahoo.com/backtoschool 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/