Reappeared again. Anyone know of any solid leads or tests that I can try to avoid a costly trip to a dealer or Indy shop? I prefer to avoid throwing parts at a problem in the hopes that I hit the nail on the head on the first try.

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2007 BMW X5 4.8i - Sport Package, Wife's Car

2001 BMW 325i - My Car.

2005 Ford Excursion Limited 4x4, 6.0 Powerstroke Diesel. My first "grown up" car.