1959 220S cabriolet, 1983 240D original owner, 1999 E300 turbo diesel, 1988 560SL, 2003 SLK320
It's all in the Service Manual. If your car didn't come with one, you can get one from 1-800-FOR-MERC(EDES) for about ten bucks. Dealers also have a very nice trifold sheet that they use as a checklist when they do the A and B services. My dealer gives me some anytime I ask.