Question about vibration 5.7 2010 ram 1500

[Ramguy247]

Hi guys i have a 2010 ram 1500 with the 5.7 hemi everytime the eco light comes on i can feel a vibration through the whole truck when the eco mode kicks in but when the eco light is off it goes away if anyone can explain to me what this is please write me back. Thanks

 

[Travelin Ram]

That’s just the somewhat normal vibes of running on four cylinders. Many threads about that. Search for MDS vibration and you’ll have lots to read.

 

[Daw14]

I’m guessing someone put an aftermarket muffler on it, they can make the truck sound horrible,like a helicopter.