As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTED SMOKE IN THE COCKPIT. AFTER TROUBLESHOOTING, FOUND LEFT WINDSHIELD HEAT GROUND STRAP LOOSE. DAMAGE OCCURRED TO FACILITATE WINDSHIELD REPLACEMENT. TEST FLIGHT CARRIED OUT AFTER WINDSHIELD AND WINDSHIELD HEAT CONTROL BOX WAS REPLACED. ALL SYSTEMS CHECKED OK.