As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
COCKPIT ODOR OIL SMELL - ENGINES RUNNING: INFLIGHT DURING CLIMB OUT AN ENVIRONMENTAL OIL/SMOKE ODOR WAS NOTICED IN THE CABIN. THE ODOR DIMINISHED WITH TIME, HOWEVER REOCCURRED WHEN ADDITIONAL CABIN TEMPERATURE HEAT WAS SELECTED BY THE CREW. **CORRECTIVE ACTION**RAN APU AND ENGINE WITH NO ODOR NOTICED, PERFORMED ENVIRONMENTAL CONTROL SYSTEMS BLEED AND TRIM AIR DUCT BURN PROCEDURE.