I did this in my 2007 Honda Odyssey, I went to local place.
They evacuate ($30) and recharge ($70) for me.

So, take it to local shop after you replaced the condenser and they will recharge it for $70.
They usually apply vacuum for about 15-30 min, then recharge.

No need to go to dealer.

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1998 E39 528i 5sp MT
2006 E53 X5 3.0 6sp MT