As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN DOOR ACOUSTIC SEAL: UPON POWER UP FOR TAKEOFF, WE EXPERIENCED A PERCUSSION EXPLOSION FROM THE CABIN. EXECUTED A LOW SPEED ABORT AND EXITED THE RUNWAY. UPON INSPECTION WE DISCOVERED THE MAIN CABIN DOOR DECORATIVE TRIM OUT OF POSITION, THE ACOUSTIC SEAL FRAME BROKEN AND THE ACOUSTIC SEAL TATTERED WHERE IT HAD FAILED. // SIGNOFF // REMOVED AND REPLACED THE UPPER MED ACCOUSTIC SEAL AND PERFORMED OPS CHECK. ALL CHECKS GOOD REF CE560XL AMM 52-10-04