As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT RAM DOOR FULL OPEN LIGHT REMAINED ILLUMINATED FOR ENTIRE FLIGHT AT FL 370 SAT -47. BOTH PACK TEMPS 17 DEG C. GROUNDED - YES. REMOVED AND REPLACED THE R/H PACK RAM AIR DOOR ACTUATOR REF B737-800 AMM 21-51-21/401 ADJUSTMENT & TEST PASSED. A/C RELEASED FROM MEL 21-5C.