View Single Post
Old 09-18-2009, 12:32 PM
LS Eater's Avatar
LS Eater LS Eater is offline
Dodge Ram Forum Senior Member
Join Date: Aug 2009
Location: Dallas, TX
Age: 26
Posts: 169
Gender: Male
Vehicle: 2011 Ram Crew Cab Cummins
Trim Level: Big Horn
Color: Pearl White
Engine: 2011-20?? 409ci (6.7L) Cummins Turbo Diesel 350hp 800lb/ft
Rep Power: 0
LS Eater is on a distinguished road

Originally Posted by sincebeen View Post
I've been running this oil in my 09' HEMI since first oil change (which is only one ) but during the first few minutes of warm up I hear a sort of light knocking noice from the engine. Anyone else?

I was thinking about switching to Mobile 1 (or even stock) oil next change to see if it stops.

Dont go from Synthetic to canvetional!!! it will mess things up... the knocking is the valves and it is totally normal. they do it more with conventional
Reply With Quote