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symptoms of a bad PCV valve

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Old 04-05-2005, 12:31 PM
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symptoms of a bad PCV valve

So what are they? I'm wondering because I didn't have mine replaced at 60,000 miles, as is indicated on the service bulletin (I had everything else done though) and my car's been acting a little weird lately (rough idle and the engine, in general, seems to be noisier).
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Old 04-05-2005, 01:14 PM
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its so cheap you shouldn't really need to debate whether to change it or not.
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Old 04-06-2005, 08:16 AM
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Originally Posted by maximus_96
its so cheap you shouldn't really need to debate whether to change it or not.
I'm not debating whether to change, I just forgot to have it done at the 60K tuneup. Right now, I'm just trying to decide if it's a PCV valve or something else, because my schedule's incredibly busy and I don't have a bunch of time to bring my car to the shop if it's not fairly important.
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Old 04-06-2005, 08:27 AM
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to change the pvc it will take 2min. exactly change it and debate later if that was the problem
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Old 04-06-2005, 08:34 AM
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Question: What is the purpose of the PCV valve and what are the symptoms when it goes bad?

Answer: PCV means positive crankcase ventilation. This valve uses vacuum from the intake manifold to draw the fumes from the crankcase. Symptoms of a faulty PCV valve are poor idle and excessive pressure in the crankcase.
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Old 04-06-2005, 08:37 AM
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How much is it?
Dealership or aftermarket?
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Old 04-06-2005, 08:44 AM
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2.64$ Autozone pureolator
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Old 04-06-2005, 08:49 AM
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8 bucks shipped or something liek that at JR nissan. Just warm up the car a little to have the hoses a little warmer and softer. I had trouble getting the hoses off. and make sure you keep the clamps on the hose and not fall into the engine bay. I just used duct tape to keep it up while I re-did it. I had a smoother idle after that, but for only the first couple hundred miles.
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