Question: Should Water Pump Pulley Spin Freely?

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 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.

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.

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How do I stop my water pump pulley from turning?

What I do is take a screwdriver or a pry bar and place it between the heads of two bolts so it prevents the water pump from turning. You are going to replace the belt, so damage will not be a concern. Put your wrench on the bolt and turn the pulley while you let the file get pulled in between the pulley and belt.

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.

Is the tensioner pulley supposed to spin?

New belt tensioner pulleys do not free spin much.

Can you drive with a bad idler pulley?

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. The car can still run for months or break after a few days.

Can you drive with a bad crankshaft pulley?

Indeed, if it’s the crank pulley and the harmonic balancer comes off with it and the engine continues to run that can damage the crankshaft. Other pulleys could get distorted if a fastener is missing and in such condition could damage the drive belt riding on the pulley.

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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.

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 bad water pump pulley rattle?

Misalignment of the Pulley When a water pump bearings are going out it will allow the water pump pulley to wobble and make squeaking or grinding noises while in operation.

How do you remove a water pump?

How to Remove a Car Water Pump Turn off the car engine. Let the engine cool down. Open the valve on the bottom of the radiator and drain the water from the system. Loosen the alternator from its mounting brackets. Remove the drive belts that are attached to the water pump. Loosen the water pump from its mounts and remove the engine pulley fans.

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