MB spec is to flush/replace brake fluid every year on that car, so ya might as well start with that and see if it fixes the issue. It certainly wouldn't hurt to inspect all brake hoses since you will have to bleed yet again if you find a bad hose afterwards.

James Dean? I thought you were partial to Porsches.........

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-tp


1990 300SE "Corinne"- 145k daily driver - street modified differential - PARTING OUT OR SELLING SOON - PORTLAND OR. AREA - PM ME FOR DETAILS
1988 560SEL "Gunther"- 190K passes anything except a gas station
1997 S420 - 265k just bought it with a rebuilt trans. Lovely condition