Tata Motors — Unsatisfied service by service center

Dear sir, I went to costal automobiles for repairing my car and qigong told the complaints one by one the main concerned is I told the problem about air complaint. Anad other complaints of Channing engine oil andq other oils. They took the vehicle on[protected] and they gave my vehicle one the next day and they charged 5980 rupees. I was not satisfied with their service as the problems which I told them remained same. Till date I never went to private mechanic but first time I went to him and he simply rectified this problem. How can we trust such authorized service centers of you. Kindly request you t o solve my problem at the earliest . Thanking you maruthi mohan -[protected]