sandaruu

Thank you... @iRage

Hello, Last week I changed engine oil of my viva elite car(mileage 52000km)..Service center have made mistake using Valvoline 20W-50 grade oil.(before used 5W-30) After oil changing I done 500km only yet ..pls advise me what should I do now? ( should I change oil again or not) What happens in above situation to engine because I have done 500km ? what is the best oil and grade I have to use ? If it wants to change oil, is it required to again change oil filter ?Pls advise. Thank u.