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3rd Gen Ram Tech2002-2008 Rams: This section is for TECHNICAL discussions only, that involve the 2002 through 2008 Rams Rams. For any non-tech discussions, please direct your attention to the "General discussion/NON-tech" sub sections.
I have a 2007 Ram 1500 that started surging when at idle. It goes up and down from 600 to 1500 rpm's when cold. I can now feel it surge up and down when driving. My mpg have gone down a great deal. Any suggestions?