As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMBOUT FROM PVD, CREW REPORTED A LOUD SQUEAL AT THE FORWARD CABIN ENTRY DOOR. AIRCRAFT WOULD NOT PRESSURIZE NORMALLY. FLIGHT DIVERTED TO PHL AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE FOUND THE FORWARD ENTRY DOOR UPPER AFT LATCH ROLLER NOT TO BE ALIGNING INTO LATCH CAM FITTING PROPERLY. ADJUSTED FORWARD CABIN ENTRY DOOR PER AMM 52-11-705-07. AIRCRAFT PRESSURIZES NORMALLY.