After I posted the question, I thought about the possibility of an overall vaccuum leak. The trans. is shifting normal, but I didn't pay attention to the operation of the locks. I will have buy a vaccuum tester, been meaning to buy one anyways.

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1999 MB SL500 (110,000 mi)
2004 Volvo V70 2.5T (220,000 mi)
2014 Tesla Model S 85 (136,000 mi)
MBCA member