Yeah I got a similar response from Kingston who just used the serial number to furnish me with a new ssd very quickly.
Does not help the op of course but it does suggest that XFX are not amongst the 'top tier' computer component companies (imo).
Definitely not. It's really pathetic how bad their CS is. Mind you though, without proof of purchase, I think that in this particular case, XFX aren't as bad as they're made out to be