Hero Motocorp — Regarding fraud/wrong way to charge

Address:	Rohtak, Haryana, 12400q
Website:	heromotorcorp

I m regular customer of hero motorcorp n i brought new bike from hero n i got 6 service free with my new bike n whenever i went to use myfree sevice coupon reedom they always included rs 40 included n when i aksed y u charge they deny n cut amount from my service charge n they always charge this amount extra to everycustomer and when any customer asked they said this is nitrogen gas filling in tyres but they never asked from any one before filling n always charged this is very bad habbit fromthe hero services department is doing and they are doing fraud money with every customer