Dropping idle when stopping

Mark Joplin joplinma@yahoo.com
Thu, 13 Dec 2001 16:58:10 -0800 (PST)


> On my 91' G20 when I come to a stop the RPMs will drop to about 250
> or so and sit there for a sec before gradually going back up to about
> 750.

Check the archives and se-r.net on cleaning procedures for a dirty EGR
valve, BPT vacuum tube, and AIV.  Or your base idle could be too low.