Damage to car after filling petrol

<p> went to Sasol Umzinto to fill my car with petrol first put in R200 and left when returning my car stolled and jerking thought maybe i need to fuel the car returning to the Sasol and fuel the car after that still experiencing the same problem. The next day they said they will drain the petrol and give us new petrol. we had heavy rains during that time . nothing happened my car was standing in my when approaching the manager Anwar he just laughed and turned around was also reported to the owner of the</p> <p>service station. on diagnostic testing it show fuel management system and crank sensor and another message there is a suspicion that there is water mixed with the petrol two of my employees also put ptrol there and experienced the same my car is a BMW and need to go to an agency need urgent feedback on what is to happen and the repairs of my car</p> <p></p>