2012 2x4 express hemi 3.92 gears, vararam cai, 85 tb, Mufflex muffler delete, edge 2600 tc, DS trinity
Whenever I'm in normal drive mode & take foot off gas pedal coast to a stop (no brake pedal) @28 mph my rpms jump up from idle & than return. It did this before I had edge tc. Anyone else...