Hero Motocorp — bike service

Address:

Hyderabad, Telangana, 500073

Hello, i have hero glamour bike 2017 model bs4. I am giving my bike only in hero service centre inka erragada, hyderabad. I have always problem when i gave my bike to service they charge more money but they don't do anything, they just wash the bike and gives us if we come back to service centre to compliant they say other reasons so please i am requesting to hero to improve service