As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JFK - CREW REPORTED LEFT ENGINE BLEED SURGE AND LEFT CENTER FUEL PUMP FAILED WITH RIGHT FORWARD FUEL PUMP ON PLACARD. FLIGHT RETURNED JFK LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED N3 TACHOMETER GENERATOR ON LEFT ENGINE. SYSTEM GROUND CHECKED NORMAL OPERATION.