Quote:
Originally Posted by cessna5354
I had the exact symptoms, but with a '99 E300D, I replaced the fuel hoses & IP seals and washers. (200K) I am sure it was combination of fuel leaks & air infiltration.
The improvement was remarkable. ALL problems at idle, and deacceleration (dying at red lites) were eleminated, and performance improved.
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which seals and washers did you replace? delivery valve o-rings and copper crush washers?