Maruti Suzuki India — Reminder to my previous complain, not changed my faulty gear system with new ciaz vxi

Sir, reminder to my previous complaint with regard to faulty gear with my above new vehicle from the date of purchase, in spite of my repeated request and efforts your service center, they had not solved/replaced the faulted gear system. Model code. Avb, chase no. 114621, engine no. 7054095. My vehicle reg. No. Mh 48 s 9453, service deler v901. I hope you will look into it and get back to me immediately to solve the problem by replacing the entire gear box other wise the problem will prevail and it will be casing great loss and damage or lose of life who will use the vehicle. Your afore said servicing center has not rectified the above problem promptly/permanently. The said vehicle's reverse and fifth gear is not functional. There for you have to look in to the my genuine problem with immediate effect. I hope you will do the needful as requested here in above.
Thanking you
C. K. Thomas, vasai (W) my mob. No. [protected].