2004 GX350L Hyundai and dies sometimes and lags but in very good condition.. I was thinking of the fuel filter and found out it was in the tank but I'm not so sure now??

Asked by Johnpurdy Sep 16, 2015 at 09:45 AM about the 2004 Hyundai XG350 4 Dr L Sedan

Question type: General

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firebird338 answered 9 years ago

Try cleaning throttle body and add some fuel injector cleaner to gas tank also check air filter.

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William answered 9 years ago

this happen to me check fuel pump relay may have a bad connection the relay gets hot well driving and makes bad connection the heat from relay makes socket weak easy fix pull it out bend pins a little and put back in

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