As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER LANDING AT SLC, DURING SHUTDOWN COCKPIT FILLED WITH THICK HEAVY SMOKE. FOUND AIR CYCLE MACHINE TO BE AT FAULT, REMOVED DEFECTIVE ACM AND INSTALLED OVERHAULED UNIT IAW HAMILTON STANDARD AND CESSNA 560 MM CHAPTER 21-50-03 PG 201 & 202, OPS CHECKS GOOD.