Hmmm...the wiring harness was replaced under warranty back at 85K, so I hope I can rule that one out.

I wonder what the rest of the parts add up to...I don't want to start thowing parts at the problem, but at least I have a starting point...

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2009 ML350 (106K) - Family vehicle
2001 CLK430 Cabriolet (80K) - Wife's car
2005 BMW 645CI (138K) - My daily driver
2016 Mustang (32K) - Daughter's car