Where does the coolant go in a Chevy Suburban 5.3?
Where does the coolant go in a Chevy Suburban 5.3? It had the 4.8 liter motor, but is basically the same as the 5.3. There is an issue with some of these motors, cracks develop in the head underneath the valve cover and coolant runs out of these cracks and down the oil drain ports in the head, straight down to the oil pan. GM is doing nothing about this. Where does the oil leak go in a Chevy Suburban? There is no water in the oil. Well if it is leaving, it is either leaking on the ground, or...