I also noticed it is not as quick to interprit a throttle input that would have typically caused a downshift, does this make sense?

I found that these codes are typically associated with a vacumm leak, just curious if smoke test is the best place to start / what people tend to find wrong.

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2013 X5 xDrive3.5i Premium
2002 530I Sport Package
2001 X5 4.4i
2001 M3