Reliance Petroleum — mixing - poor quality diesel

Address:

Reliance petrol pump matiyari chauraha, Lucknow, Uttar Pradesh, 227105

I am a customer of reliance since last 3.5 years (Since the day i bought my car) in recent days i have faced twice the problem of some oil related in my car and through maruti authorise service centre i got the information that the oil which i have in my car is very poor quality and is mixed due to which they have to change the oil pump

This is a serious complain that such a brand is cheating with us and we have to suffer like this... I want to get this check and need help in this matter