Another thread Oil leak on diesel OM642 - MBWorld.org Forums
OM642 Oil Cooler Seal Kit Mercedes Jeep Sprinter 6421880480 | IDParts.com - Diesel Parts
2009 Mercedes ML320 3 Litre Diesel Engine Oil Cooler Seal Leak- Pawlik Automotive Repair, Vancouver BC
Mercedes-Benz W164: ML Series Problems
Mercedes Benz BluTEC Leaking Oil Cooler
Mercedes Sprinter - Engine Oil in Coolant Water - Oil Cooler Leak - Fix
How To Replace The Oil Cooler Gasket On A Mercedes-Benz E350, C300, SLK350, & More (M272)
Oil cooler replacement on Mercedez Benz ML320 V6 Turbo Diesel W164 2006-2010 - YouTube
Mercedes Oil Cooler Seals, 642 Diesel Engine Cause And Correction - Atlantic Motorcar
Mercedes Oil Cooler Seal Leak on 3.0L V6 Engines – IDParts Blog – Diesel News, Info and Guides
Possible small oil leak causing smell and even smoke; can I keep driving and checking levels until I can get to a mechanic? (more info in comments) : r/Cartalk
Mercedes Oil Cooler Seal Leak on 3.0L V6 Engines – IDParts Blog – Diesel News, Info and Guides
How to Fix Common Mercedes-Benz Oil Leaks (M112, M113, M272, M273)