As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT 3656 A/C DID AN AIR RETURN DUE TO STARTER OPERATING LIGHT COMING ON DURING CLIMBOUT, INTERMITTANT DURING APPROACH OUT AT SHUTDOWN UNABLE TO PERFORM QRH AT SHUTDOWN. MAINTENANCE REPLACED NR 4 STARTER MOTOR, OPS CHECK GOOD PER AMM 80-10-11. P/N 501-13775-008, SN/OFF TE2520, SN/ON TE2169.