Originally Posted by ithaca_deerslayer
That is good service, but I'm surprised they didn't just give you a new bolt. The threads would be suspect to me. But I'm not an engineer, so maybe they know only the screws could be goobered up.
Based off of their email, I assume they disassembled it and checked the carrier threads, and they were good to go. I doubt they would just slap new screws in without looking.