engine noise&SERVICE COMPLAINT

engine noise&SERVICE COMPLAINT
dear sir,
I had purchased an activa two month back , i have regular use of with this scooter and total kilometer is 4000, but the starting from the purchase i noticed a sound from engine , i used to say this complaint to dealer, but they still not taking any serious action , and i loosing more time for getting this vehicle without any complaint , now am realized that no chance of getting as a good vehicle , so i here putting two suggestion either give me a new vehicle or repair it and give back to me, so please take corrective action.and also telling one thing is that their service is not at all satisfactory for me and to my friends( JOHNS HONDA)
and i believe that they don't have good mechanics in their work shop.please take necessary action asap.

yours thanking you
RAMESH A V
9562344584