ok first off i got my swap done at very respectable shop in my area but ive taken it to them several times and they tell me there is nothing wrong with it but it eats coolant, it doesnt smell like burnt coolant under the hood and there is no white smoke comin out the back. and it surges under load sometimes not always but the idle is fine wtf is goin on?

 

anybody? plz help me solve this problem

 

night crew bump cuz i have no idea whats goin on