As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE COMPRESSOR WAS FRESHLY OVERHAUL WITH A TSO OF 1.1, CSO .3 AIRCRAFT FAILED TO START. PROBLEM FOUND TO BE COMPRESSOR LOCKED UP. MANUFACTURE CALLED AND INDICATED PROBLEM TO BE POSSIBLE REAR BEARING DIFFUSOR DUE TO THE TIGHT TOLERANCES.