howudoin Posted June 3, 2005 Report Share Posted June 3, 2005 hey yall im a new member with a 79 eldorado biarritz with a 350 olds i just got done replacing the fast idle valve and it seems to be working better then the old one but now a new problem i cant stop it from backfiring through the throttlebody so when i advance the timing it stops but know i get a real bad pinging noise and after the car is running for about 10 mins it just dies. Its such a pretty car but ive driven it a totally of 15miles since i ought it 3 mos ago due to all this crap going on with it!. any info on troubleshooting would be very welcome.....oh and sorry for the book! great website !!!!!!!!!!!!!!!!!!!!!! Link to comment Share on other sites More sharing options...
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