As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ENG START LEFT GEN OFF LIGHT NEVER EXTINGUISHED. ATTEMPTED RESET PER QRH. RESET FAILED. RETURNED TO GATE FWD TO MCO AND PLACARD PER 24-11-01 CAT B APPLIED. MAINTENANCE PROCEDURE CUT OUT AS PER MEL. TROUBLESHOOTING PER FIM FOUND L GCU BAD. REPLACED SAME, CHECKS OK. MCO/PLACARD REMOVED. MFN INSTALLED 756603E.