I think your issues should be covered by the CLA or at least be detected during the full tear down.
Like I sent my FM in for an issue with the film take up spool and inconsistent spacing between frames. When I got the call, he let me know that my light meter's circuit board was also acting up...
Maybe there is a backlog right now?
Was there a PDF attached to the email? Mine had a line about what repair was going to be performed. It however didn't mention one of my original issues, and I sent a follow up email about it. I received a reply the next day, and a few days later I got a call...
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