Often asked: Is The Water Pump Pulley Supposed To Spin?

How do you know if your water pump pulley is bad?

Symptoms of a Bad or Failing Water Pump Pulley Physical damage to the water pump pulley. The most obvious sign that a problem exists with your water pump pulley is if it’s physically damaged. Extensive wear on the water pump or serpentine belt. Grinding sound from the front of your car. Engine overheats.

Should a water pump pulley have play?

The water pump pulley should not have much ” play ” in it at all. Any side to side movement would indicate wear in the shaft bushing and likely be a leak at some point in the near future. Idler pulley has a bearing in it that has a little play in it, but not much.

Should all pulley spin freely?

The air conditioning compressor has a clutch on it that should spin freely as well but it will not be rotating the internals of the compressor. That you cannot rotate either cam or crankshaft pulleys by hand is completely normal. If you were able to rotate them bare handed, THEN you would have a problem.

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How freely should a water pump spin?

New water pump should be nice a tight and not spin freely. Also the rotation should be perfectly smooth. If it feels gritty, it’s bad. Bearings, like the tensioner pulley are the same.

How long can I drive with a bad water pump?

Water pumps don’t “break” and start leaking; they have things called “weep holes”, so that when the bearings are starting to wear down, it will slowly start to drip, that way you know its time to replace it. If that is all that is happening, you’re fine to drive it for a week or so.

What kind of noise does a bad water pump make?

Whining or Groaning Noise A whining or groaning noise usually means that either a drive belt is loose, or the water pump pulley is bad.

How much does it cost to replace a water pump pulley?

Below are some pulley labels and their respective product offers. Dorman: Water pump pulleys from Dorman are available as OE replacements. Their standard prices range from $33.98 up to $55.77, all with Dorman’s lifetime limited warranty.

Can a car drive with a bad water pump?

Since the water pump is damaged, you may notice engine misfiring and other challenges connected to a bad water pump. In short, you can drive a vehicle with a bad water pump. The car will move, but if you fail to repair the pump in time, the engine will completely stall.

Can you drive with a bad pulley?

A damaged pulley can cause the drive or serpentine belt to dislodge. So, how long can you drive with a bad idler pulley? The safety recommendation is not to drive the car at all and take it to a mechanic immediately. You should be concerned if the vehicle makes squeaking or rattling noises.

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Should my power steering pump pulley move in and out?

End play in the power steering pump is normal. Check all of the other pulleys for roughness when the belt is off. If the tensioner is moving it will make noise also.

How do I stop my crankshaft pulley from turning?

Jam a pry bar/screwdriver btw the torque converter (5AT)/flywheel (6MT) teeth and the case. This will enable you to stop the crankshaft pulley from turning in either direction. Grab a torque wrench and tighten the bolt to 180ftlbs or 45ftlbs+ additional 60 degrees. Caution: Please go easy and be safe!

Can you turn crankshaft backwards?

When turning an engine in reverse, the only things it can damage are the oil pump and possibly the water pump. The reason it CAN damage the engine is because you ‘re forcing the internal mechanisms to run in the opposite direction they were engineered to turn.

Can a water pump lock up?

The water pump is designed with a weep hole to allow coolant to leak from its housing before it can reach the shaft bearing which will cause the shaft to lock up and stop turning. If this shaft locks up it will cause the serpentine belt to get thrown off which will render the car useless.

Can a water pump be bad and not leak?

there is no way that the pump can be bad and not pump. Even if it is leaking or noisy it will pump.

Should impeller spin freely?

No. It should not ” spin ” because it is geared to the crankshaft. You might get it to move back and forth a degree or two.

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