2012 Volvo XC60 3.0L Turbo Cold Start Misfire Diagnosis

This Volvo has had all the plugs and coils replaced by another shop and the car still misfires consistently on number 6 cylinder. Problem only lasts 90 to 120 seconds and never on a warm restart. Video shows the challenges encountered trying to diagnose this issue. Now it seems to have fixed itself. Ill update on the status as soon as I can...