As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LGA - FLT 253 - AFTER TAKEOFF LGA DURING CLIMB-OUT, FUEL CROSSFEED C/B POPPED. FUEL QUANTITY DECREASED MORE RAPIDLY IN RT WING TANK THAN LEFT WING TANK AND FUEL CROSSFEED FLOW BAR WOULD NOT ILLUMINATE. AIRCRAFT RETURNED TO LGA AND LANDED WITHOUT INCIDENT. REPLACED BOTH FUEL CROSSFEED VALVE ACTUATORS. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)