I have recently Change my Margalla's Battery.. I was using CNG 55 (AGS) Battery was Purchased in March 2007,Runs almost 3.5 Years(Electrician was surprised too see such a long time running) so on 26th Roza i Purchased new AGS CNG 60... worth me 3000 with exchange!! but after it a new problem occured that Car in having very Dim lights and a Mp3 Player shutting down while leaving Accelaration in Night!! My electrician said me to change the Generator but How Generator Occur problem in a Day,Last battery wasnt having this problem,M confuse AC Mechanic is saying everything is fine fron my Side,Consult a Electrician,He is saying to changed the Generator????