As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE STARTED FILLING THE CABIN WHILE TAXIING TO THE GATE IN CLT. THE CREW CALLED FOR FIRE TRUCKS HAD THE PASSENGERS DEPLANE THROUGH THE MAIN CABIN IN THE WEST HARDSTAND. NO INJURIES WERE REPORTED. REMOVED AND REPLACED L/H PACK AIR CYCLE MACHINE OPS CHECK GOOD AT THIS TIME