My car is overheating I have replaced the radiator and thermostat it is still getting hot how can I test the whater pump
Dec 13, 2011 at 1:30 PM
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RASMATAZ
✓Experienced Mechanic
75,988 POSTS
Open the radiator cap and fill it -start it up-now pinch off the upper hose for a few secs -look in the radiator when you let go-the flow should increase if the water pump is doing its job