As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE OPERATION ON DECENT, ON THROTTLE PULL BACK THE CABIN BEGAN TO CLIMB AND WAS UNABLE TO CONTROL CABIN PRESSURE. AN EMERGENCY WAS DECLARED AND EMERGENCY DECENT WAS EXECUTED. ACFT LANDED WITHOUT INCIDENT. POST FLIGHT INSP WAS PERFORMED, THE LT MODULATING SENSE LINE WAS REMOVED AND REPLACED. PERFORM OPS CHECKS WITH NO OTHER DEFECTS. ACFT WAS RETURNED TO SERVICE.