guys sorry i'm a newbie here,kabi2li ko lng ng 2nd hand na Nissan series 3,i found out n ndi lumalamig ung aircon,nug p-check nmin naubusan pla ng freon,nung nilagyan lumamig sya uli so sabi ng nag repair is bka may leak daw ung thermostat,guys kung thermostat ba ung sira malaki ba ang magagastos ko?any inpt si highly appreciated,salamat ng marami