Questions tagged [water-pump]

Pump that circulates engine coolant around the cooling system.

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10
votes
1answer
814 views

Coolant Reservoir

Two questions, One, is there any reason why some coolant bottles are shaped in this way? Two, if this coolant bottle was placed on its side such as in the image below for example would coolant ...
7
votes
1answer
2k views

How to test the function of a water pump?

Is it possible to test a water pump for proper function (ability to move a certain volume of coolant) without disconnecting it from the engine? If so, how would one do that?
11
votes
5answers
140k views

Why would there be transmission fluid in the water overflow reservoir?

The car is a '98 Buick Lesabre with the 3800 engine and about 170k miles. It appears as though some oil was in the radiator, but I haven't seen any signs of coolant in the oil. The water pump recently ...
5
votes
1answer
4k views

Testing / checking a water pump

Is there a way to reasonably diagnose a water pump failure directly? In How to test the function of a water pump? the question is posed but the accepted answer only provides a way to infer that the ...
8
votes
1answer
1k views

Electric water pump control

Electric fans are now common on cars, both aftermarket and stock. The advantages in horsepower, faster warmup, and hence emissions are well documented elsewhere. The same reasoning can be applied to ...
4
votes
3answers
21k views

Replaced water pump two days ago…today antifreeze filling up parking space

I have a 1998 Jeep Wrangler. A few days ago, I noticed the engine temp getting higher than usual. I'd checked fluids about a week prior. When I got home and checked fluids, the coolant reservoir was ...
2
votes
4answers
6k views

Mysterious honda civic 2002 overheating some time

Okay, so lets start here. First my car started overheating. We changed the thermostat but it keeps on over heating. Let me explain my problem. I am driving on highways my heaters work perfectly ...