As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ALB-LGA FLIGHT#3543. CREW REPORTED THAT DURING CLIMB, LEFT OIL PRESSURE WARNING LIGHT ILLUMINATED. ENGINE WAS SHUT DOWN, EMERGENCY DECLARED. FLIGHT RETURNED TO ALB AND LANDED WITH OUT INCIDENT. MAINTENANCE REPLACED #1 ENGINE AND OIL COOLER IN ACCORDANCE WITH ALLEGHENY AIRLINES JOBCARD 008-7101-349. OPERATIONAL AND LEAK CHECK OF ENGINE GOOD. AIRCRAFT RETURNED TO SERVICE.