As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GNDED. FLEW 24 HOUR FLIGHT, ON ARRIVAL LT FUEL WING 4800 & RT WING 3200. FUEL BURN 7700 ON LT ENG & 7600 ON RT. FOUND LT WING CHECK VLV 37QM & AIR RELEASE VLV 86QM FAULTING. R & R CHECK VLV & AIR RELEASE VLV IAW AMM 28-21-43-0401 & 28-21-41-0401. OPERATIONAL CHECKED GOOD. SEE AALA201602179001 FOR ADDITIONAL PART INFORMATION.