In this video I give you guides on what to doing at the time of maintaining your car engine,

It's a bit detailed and informative for do it yourself or what your mechanics should do,

https://www.youtube.com/watch?v=CDdvcyaYO5Y

Your car should be back running great if he follows this procedures,

It will cost you money, but will save you from impeding huge cost and unforeseen further damage that may be awaiting you..