Mine did the same thing for a while but then it went away..I'm chalking that one up to moisture. another fluttery relay i'v found is one under the dash by my left foot, I hear it clicking (has since stopped) but I don't see or hear any systems failing as well...baffling..

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RIP: 80 300SD
RIP: 79 450SEL
2002 E430 4matic (212,000km)
2002 ML500 'sport'

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