| | Engine Revs
So today i noticed that when my truck is running in park, and also when im stopped in gear, the engine keeps reving up and down. Does anyone know what's causing this? Also i did the throttle cable mod a couple of weeks ago, would that be what's causing the engine to rev? Thanks
2003 FX4 Off Road, 4 door, 4.0L, auto, Dee Zee toolbox, Alpine CDA-9886 deck.