3400 V6 Engine Coolant Flow Diagram

Pontiac aztec 3400 leaks coolant when the motor is warm back behind the back head up by the valve cover behind the alternator there is no coolant in the oil but dont leak when the car is cold and haven t been running cant find or see what would be.
3400 v6 engine coolant flow diagram. If you have the 3400 dual overhead cam engine dohc then you have a lower intake leaking vacuum. Point 3 connects to the rt coodlant pipe that supplys the radiator 87gt 3800sc series iii engine 3 4 pulley n tb ls1 maf flotech exhaust autolite 104 s custom cai 4t65ehd w. Therefore based on the design of the cooling system and flow through the engine it is very important to double check that the cylinder head is matched to the block and that the head gasket is installed correctly end for end so that all of the cooling. Most v type engines use cylinder heads that are interchangeable side to side but not all engines.
If you do not bleed the coolant system after doing lower intake gaskets water pump. Coolant flow and head gasket design. In other words the flow is from point a into the heater core and it returns back to point b. Coolant is drawn into the water pump via the lower radiator hose the water pump pushes the coolant thru both sides of the block and up into the back of both heads thru the heads then out the.
In order to reduce the chance of personal injury and or property damage carefully observe the instructions that follow. The service manual of general motors powertrain is intended for use by professional qualified technicians. Here s an alternative method for filling and bleeding coolant on a chevy 3 4l v6 engine.