Older packs unavailable in game after bundle purchase

beezenees​  That sounds odd.  A chargeback would certainly break things (we've seen the reports), but you were never paying EA in the first place.  Steam support should be able to verify that you've never issued a chargeback for the content you bought there.  If you contact EA support (yet again) with proof that your Steam account is in good standing and you rightfully own the content, maybe the support rep would be able to fix whatever's wrong on EA's end?  One would hope.