Hi guys dose anyone have the astra gte 16v cooling system diagram please
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GTE 16v cooling system diagram
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Re: GTE 16v cooling system diagram
Here:
There could be differences in the connections on the plastic gallery that goes behind the block, the original GTE 16V had a different spot for the connection to the bottom of the header tank, closer to it. My engine had a Calibra gallery, that's what the drawing was based on.
All coolant hoses have an arrow for flow direction, if not then it is a vacume/air hose...Last edited by Vinci; 08-06-2014, 12:06 PM.
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Re: GTE 16v cooling system diagram
Will be fine mate, heater matrix flow can also be swapped at will. The system basics are not that complex if you know how it is done. Basically there is the pump at the end of the plastic pipe that pushes all the fluid in to the block that it collects from the plastic pipe. Then there are three main loops, one very short goes right in to the intake manifold and back in to the three way 'gut' that is between the plastic pipe and pump entrance. Then there is the main unregulated loop through the head that exits above the gearbox, in to the heater matrix and back in to the pipe/pump. This is a short loop to allow fast engine warm up. And as soon as the latter is achieved there is a valve opened (the thermostatic valve) in to the little thick hose at the radiator. Then the cooled fluid flows back in to the plastic pipe again through the thick hose exiting the rad. Above that a thin hose exits the rad to bleed any air out of the system in to the header tank. The other small hose next to it on the header tank receives fluid from a fourth tiny loop from the throttle body pre-heater joint and that comes from a little exit right above the pump from the intake manifold short loop I described first.Last edited by Vinci; 24-05-2013, 07:09 PM.
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