As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 2963 THE CREW REPORTED THE MAIN CABIN DOOR WAS DIFFICULT TO OPEN. THE AIRCRAFT WAS REMOVED FROM SERVICE. PERFORMED LUB TO CABIN MAIN DOOR AND OPS CHECK TO INTERNAL ACTUATING MECHANISM PER EMB AMM 52-18-00-820-801 AND 52-18-00-600-801, FOUND WITHIN LIMITS. THE AIRCRAFT WAS RETURNED TO SERVICE.