It is circulated by a water pump
The water pump on a GMC Safari van is located on the front of the engine, below the alternator. It uses a drive belt attached to the crankshaft to circulate water throughout the engine and radiator.
The crankshaft sensor on the 1998 NISSAN ALTIMA is located next to the radiator side of the harmonic balancer
Hello! The crankshaft position sensor is located behind the crankshaft pulley,on the left side facing the front of the car.It is difficult to see and to remove it you need to remove the crankshaft pulley ( radiator,belts,.... )
The water pump on a Vectra 2.0 DTL is located just behind and to the right of the crankshaft pulley. This is on the front of the motor. One easy way to find a water pump is to trace where the hoses go from the radiator.
there is supposed to be water in the radiator. your radiator is supposed to be evenly mix 50/50 with radiator fluid and water, preferably distilled water.
Drain the radiator. Remove the drive belt, and the crankshaft sprocket cover. Unbolt the pump, replace it, then re-install the cover and belt.
There is a water reservoir tank that goes to the radiator that you can add the water to.
Radiator coolant.
You can add water to a radiator any time it is low on water.
remove your radiator form your car then poor some hot water in radiator till water comes out nice and smooth.
The radiator cools the water which then goes to your engine to cool it off, as cool water enters your engine hot water from the engine enters your radiator
follow the lower radiator hose,it will connect to the pump.you may have a thermostat mounted to the pump and your pump may be fine, check this out first.