As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB OUT OUT OF DEN 3000 DIRTY SMELL IN COCKPIT. PERFORMED INDENTIFICATION OF THE CAUSE OF CABIN ODORS OR SMOKE IAW AMM 05-50-00-810-831A FOUND APU LUBRICATION LINE LEAKING AND #1 ENG DEOILER SEAL LEAKING AND #2 ENG DEOILER LEAKING.