Sony India — Advance taken but delay in service

Address:

Thane, Maharashtra, 400610

Issue of no sound no picture was reported to sony customer care on 03.05.2016 with
complaint id : 31986549. The service engineer came and reported that the AC DC adapter needs to be replaced. Advance of 2000 was taken and I was told that the part would be replaced within a week. Three weeks have passed and still there is no progress on the complaint. Whenever I call the service center I am told that the order for the part has been placed but the part has not been received. There is no information as to when the complaint will be addressed