As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON THE GROUND AT GATE IN MSP, DEICING FLUID WAS APPLIED TO TAIL SECTION WITHOUT PRIOR COORDINATION WITH FLIGHT CREW. SMOKE FILLED COCKPIT, STARTED TO FLOW INTO CABIN. PAX EVAC THROUGH 1L DOOR. SMOKE REM PROC FOLLOWED. DEICE FLUID INJESTED INTO APU INLET, CAUSED FUMES IN CABIN. RAN PACKS AT GATE AND CLEARED CABIN. ALL CHECKS NORMAL, AC OK FOR SERVICE.