This is EXACTLY the type of problem for which Co-ops exist. You can go in and talk to ACTUAL PEOPLE, and bring your ACTUAL BIKE, and get this ACTUALLY FIXED yourself for a relatively small fee without any more drama.

You're lucky enough to live in a town with a bike co-op, take advantage of it - http://freeridepgh.org/

(For everybody else reading, here's the list of bike co-ops - http://www.bikecollectives.org/wiki/..._Organizations )