As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 3429 - DURING TAXI FROM GATE AT DTW, THE CREW NOTED A SHUDDER FROM THE RT MAIN GEAR WHEN BRAKE PRESSURE WAS APPLIED . THEY TESTED THE ANTI-SKID SYSTEM, WHICH CAUSED THE RT BRAKE TO RELEASE WITH PRESSURE STILL APPLIED. MAINTENANCE PERSONNEL REPLACED THE LT AND RT MAIN GEAR BRAKE ASSEMBLIES. ALL SYSTEMS OPERATED SATISFACTORILY. (M)