As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: ON TAXI OUT BRAKING FELT ABRUPT AND JERKY BEING UNEQUAL ON BOTH SIDES WHILE SAME PRESSURE WAS APPLIED MULTIPLE TIMES FROM BOTH SIDES. REMOVE AND REPLACED NUMBER 3 MAIN BRAKE ASSEMBLY (AALA202605124389), PER AMM 32-41-41. ALSO PERFORMED NORMAL SYSTEM-B HYDRAULIC BRAKE SYSTEM BLEEDING FOR NUMBER 3 (AALA202605120431) AND NUMBER 4 BRAKES (AALA202605124500), PER AMM 32-41-00. TAXIED A/C, NO ANOMALIES NOTED.