I have a harmonic balancer question.

My 4.6 balancer has a very slight wobble.
I think the PO prolly did a water pump in the past.
Which I think requires removal?

Can or should I reinstall the balancer.?
Never taken a balancer off on a modern engine.

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2003 4.6is X5
2003 525it
2003 E53 X5 Standard shift