It really sounds like it is coming from the back of the oil pan, but you can feel the whole motor vibrating.
Any ideas? It is not the A/C compressor bearing, doesn't make the noise unless it is in gear.
You see the rpms drop to just about 500 and it starts rattling. Touch the gas and it is gone...
2013 Ford F150 FX4: BRAND NEW TIRE’S, FULLY LOADED WITH LOTS OF EXTRA’S
Ruby Red Metallic exterior
Black leather interior
29,700 miles (daily driven so will go up)
3.5L Ecoboost engine
Fully loaded, every option
Has MAK Catless Y-Pipe, AFE intake, 4” custom exhaust system (not pictured) and SCT...