Cheated By Excutive & Office Staff

Hi,
This is Satheesh Pilla Have Taken Vehicle Loan from Hinduja Fin Corp on the Name of Sailaja Pilla Have Given Cheques against loan only 2 Months have been deducted from my Account after that every month executive comes & Collected the Cash But in between tenure 3 executives has been changed one of the executive Mr.Santosh from Gajuwaka have cheated me and Collected cash for 2 months now end of the tenure vizag office staff forcing me to pay that stolen cash otherwise they cease the vehicle as they are informed me. Skindly help me out of this Issue