I guess that means I should keep the expansion valve I took out of the 300TE, it was a replacement! Probably leaking, though.
I hope you don't find the same problem I did on the 300D -- rear rotors STUCK big time, never did get them off (replacing links on the suspension, not doing brakes).
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!