As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 7664 - SLC TO OKC - FLIGHT CREW REPORTED SMOKE IN COCKPIT AND CABIN DURING CLIMB/OVERWEIGHT LANDING. MX PERSONNEL RAN APU AND ENGINES NO SMOKE NOTED, POSSIBLE DEICE FLUID INGESTION/OVERWEIGHT OVERWEIGHT LANDING WITHIN LIMITS. A/C WAS RELEASED TO RETURN FOR SERVICE IN AIRWORTHY CONDITIONS.