downhill101@comcast.net wrote in message news:<1hoeov8om8v17bfv86c75skpj38a01179d@4ax.com>. ..
> I first started noticing the problem about a 6 months ago but it was
> not as bad as it is now . I replace the spark plugs distributor cap
> and rotor and air filer at that time and I didn,t see much of a
> change. I just got use to the vibrating. Now it gets pretty bad. But
> yes your right, The gas filter has 100,000 miles on it and the
> ignition wres are the originals.

I told you it's sensor thing. I have the same problem. my car idlee
the mile gadge is abnormal only during the starting time. If I push the
gas, it goes away. So I do not have to worry about since it does not
affect on driving.