More an effect of emissions controls. In particular EGR. EGR reduces NOX emissions in diesels, but it makes a mess of the intake manifold. In manifolds with movable flaps, things get "interesting".
Rick From: mercedes@okiebenz.com Sent: February 15, 2022 10:31 AM To: mercedes@okiebenz.com Reply-to: mercedes@okiebenz.com Cc: rbenn...@bennell.ca Subject: Re: [MBZ] Oil Cooler Leak Repair ( 2012 ML350 Bluetec ) Is the soot the result of not driving it hard enough? Short trips, in town etc. Randy _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
