As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT PACK LIGHT ILLUMINATED W/RECALL EX RESET W/MASTER CAUTION MEL 21-32B. GROUNDED - YES. PERFORMED PACK TEMP CONTROL BITE PROCEDURE AND FOUND A FAULT ON THE LEFT RAM AIR INLET ACTUATOR REF B737-800 FIM 21-62 TASK 801. REMOVED AND REPLACED LEFT RAM AIR ACTUATOR REF B737-800 AMM 21-51-21/401. OPS CHECK GOOD.