As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 3399 - DURING TAXI AT DTW, THE CREW REPORTED THE BRAKES REQUIRED A LOT OF PRESSURE TO ENGAGE AND WOULD THEN LOCK UP. MAINTENANCE PERSONNEL FOUND THE BRAKE CABLE CHAFING AGAINST A CABIN INTERIOR PANEL. THEY REPOSITIONED THE PANEL AND FUNCTIONALLY TESTED THE BRAKE SYSTEM. ALL SYSTEMS OPERATED SATISFACTORILY. (M)