As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PSP - PILOT REPORTED THAT THE LEFT WING WAS LOSING FUEL DURING CLIMB. THE AIRCRAFT RETURNED TO PSP AND LANDED WITHOUT INCIDENT WHERE MAINTENANCE REMOVED AND REPLACED THE NR 1 VENT VALVE. THE AIRCRAFT WAS THEN APPROVED FOR RETURN TO SERVICE.