As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IN FLIGHT THE LEFT ENGINE OIL CHIP DETECT LIGHT ILLUMINATED. ALL ENGINE PARAMETERS NORMAL. AIRCRAFT RETURNED TO MSP. MAINTENANCE INSPECTED LEFT ENGINE CHIP DETECTOR IAW GE MM 72-00-00 AND FOUND ACCEPTABLE MATERIAL DETERMINED TO BE OPERATING DEBRIS. AIRCRAFT GOOD FOR CONTINUED SERVICE.