As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON GROUND AT PBI, LEFT GENERATOR WILL NOT TAKE ANY LOAD EVEN WHEN RIGHT GENERATOR IS IN THE OFF POSITION. PAX SAID THERES WAS A ELECTRICAL SMELL IN BACK IF AIRCRAFT. REMOVED INOP LT GCU P/N51525-001F. INSTALLED REPAIRED CUSTOMER SUPPLIED GCU P/N51525 -001F S/NY1463. OPS CHECK GOOD WITH NO DEFECTS NOTED. ALL WORK DONE IAW CESSNA CITATION ULTRA 560 MM CH 24-31-01.