As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED. IRREGULAR FUEL BURN. CENTER TANK VERY SLOW TO TRANSFER. WITH ALL PUMPS A/C CONTINUED TO BURN OUT OF ALL THREE TANKS WITH CROSSFEED OPEN AND LEFT TANK PUMPS OFF LEFT TANK CONTINUED TO BURN FUEL AT THE SAME THE RATE. ACCOMPLISHED OUTGASSING PROCEDURE PER MM 28-20-00. NO DEFECTS NOTED. OK FOR SERVICE.