As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EWR FLIGHT 4187. CREW REPORTED SMOKE IN THE COCKPIT AND CABIN DURING CLIMB. THE AIRCRAFT RETURNED TO THE FIELD WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE RIGHT HAND ENGINE ZERO BEARING TO BE LEAKING. THE AIRCRAFT WAS FERRIED TO TYS AND THE RIGHT HAND ENGINE WAS REMOVED AND REPLACED IAW CONTINENTAL EXPRESS TASK CARD 6271001, ALL OPERATIONAL AND LEAK CHECKS WERE SATISFACTORY. THE AIRCRAFT WAS RELEASED FOR SERVICE.