Wayne, Either warm up regulator with incorrect pressure causing a build up of gas in the system or catalytic converter stopped up. I have a tester I can loan for the warm up to test with, but I don't have a tester for the cat. John Hervey www.specialtauto.com -----Original Message----- From: dmcnews@xxxxxxxxxxxxxxx [mailto:dmcnews@xxxxxxxxxxxxxxx] On Behalf Of deloreanernst@xxxxxxx Sent: Tuesday, June 20, 2006 5:43 PM To: dmcnews@xxxxxxxxxxxxxxx Subject: [DML] Cold FART problem No, it's not a typo. My D starts fine, even cold. Then a few minutes later, it farts, stumbles and backfires, with a hollow muffler sound and an extreme loss of power. 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/