It almost sounds to me as a bad injector or two. Oh since you got all of that stuff done perhaps it'd be good to clean the banjo bolts going to the ALDA line as well.

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Jeff M.
Mercedes W123 DIY pages are now located here.
1983 / 1984 300D Sold
2000 CLK430 Cabriolet ~58k Sold
2005 Avalanche 4x4 ~66k