Start with the distributor and work your way back. I would take a look at the vacuum advance solenoid. It may be stuck. > -----Original Message----- > From: MPolzin@xxxx [mailto:MPolzin@xxxx] > Sent: Thursday, April 24, 2003 1:35 PM > To: dmcnews@xxxxxxxxxxxxxxx > Subject: [DML] Vacuum Advance Problem > > Just to give a bit of background, I have just completed replacing the > engine on my one of my Deloreans due to severe engine damage caused by the > previous owner. I picked up a used engine with 22K miles on it, and > installed this in the car, and an having an issue with the vacuum advance. > > The car starts right up, and runs well when it is cold. When cold it runs > normal, idle is normal, and there is no unsual sounds. As soon as the car > warms up and the vacuum advance kicks in on the distrubutor to advance the > timing, I can hear a clicking sound coming from the distributor. It sounds > like metal on metal, and the timing is not being advanced as it should. If > I put my hand on the distributor I can feel it rumbling a bit as if it is > trying to advance the timing but fails, and retrys, etc. > > Anyone have an idea as to what might be causing this? My next step is to > pull the intake off and pull the distributor assemly out and take a look > at it, but I've never done anything with a 'D' distributor so I'm not sure > if this is something that I might be able to service or not? > > One thing I did notice when I got the engine was that the rotor was > broken, so I'm curious if the distributor could be damaged by dropping > something on it (thus the broken rotor and perhaps damaged distributor)? > > Anyone know if you can pick up a replacement Bosch distributor at Pep Boys > or another auto store, or Boch part number for it? Thanks > > This car is inches from seeing the road for the first time in three years, > so any help would be appreciated. > > Mike Polzin > > [Non-text portions of this message have been removed] > > > > 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 > > Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/