15W50 is a bit thick. Recommended is M1 0W40 or Turbo Diesel Truck 5W40 - and that's for summer driving too. Try pouring 15W50 when it's 10F and you will see it ain't going anywhere fast.
-Dave Walton On Thu, Feb 5, 2009 at 11:09 AM, Allan Streib <str...@cs.indiana.edu> wrote: > On cold mornings (by cold I mean 15 degrees F or less) I notice noise > from the turbo that I do not hear at warmer temps. At least, I am > assuming it is the turbo, it has kind of a "jet engine" whine sound that > varies with engine speed. > > It goes away eventually as the engine warms up, but I'm wondering what > this could be? I'm using M1 15W50 oil. > > Allan > -- > 1983 300D > > _______________________________________ > http://www.okiebenz.com > For new and used parts go to www.okiebenz.com > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > _______________________________________ http://www.okiebenz.com For new and used parts go to www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
