Need service at my place

this for information that in the Month 19 July 18, unfortunately, blink continuously GRILL symbol on desk board after information pick up my car to Nagoan Renault which 300 km distance from my residence, after one month according to information from Renault handed over the same car to me at Nagaon after paying the bill Rs. 9000\- total I expend Rs.15,000\- . Now again I face the same problem , What I do now? my contact no is 7002890739, please cooperate with me.