Well, I don't know, I don't own anything that new -- the 87 300D always drains, but I get oil all over the place on the TE since it has a spin-on filter (M103) and it seems to hold at least some oil. Will have to check next time I do an oil change, it's due anyway.
1972 220D ?? miles
1988 300E 200,012
1987 300D Turbo killed 9/25/07, 275,000 miles
1985 Volvo 740 GLE Turobodiesel 218,000
1972 280 SE 4.5 165, 000 - It runs!