I personally would think the 2 issues are unrelated.

Either way, you are on borrowed time at 115k miles. A trans replacement is likely in your future.

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2002 X5 4.6is - Titanium Silver / Black Alcantara - Dinan Stage 2 - Bilstein/Eibach - Brembo BBK ----SOLD---
1993 318i - Brilliantrot / Tan - bone stock daily driver