would like do some research before select option PKV(Heated windscreen) i asked dealer opportunity to check reception and didn't noticed any signal drop in dealer's TDI ??? DSG L&K but in my TSI 220 DSG Style are huge problems with GPS signal reception     please write here only in case your car got Heated Windscreen PWC - Lane assist PNC - Light assist with high beam control Assesses the light conditions and traffic situation PNG - Smart light assist U