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Loud clicking coming from engine, rough idle :( :( :(

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Old Dec 28, 2010 | 03:05 PM
  #21  
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Originally Posted by lucky131969
Uggggh.....maybe it's a tumor........stop that.
No reason for this

I asked a specific question, "Is your oil pressure normal?". If the answer to this question is "Yes" then obviously the rest of my post can be ignored. If the answer is "No" then it should be looked into.

Here's the thread I referenced.
c5-z06-discussion/2743141-loud-ticking-after-cam-install-and-etc.html
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Old Dec 28, 2010 | 04:49 PM
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Thanks everyone for the help so far. I'm about to head home and can get under the hood to figure this out.

Question, am I ok to start the car up again and let it idle to try to pinpoint the noise for just a minute or two? I really don't want to do any additional damage...
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Old Dec 28, 2010 | 06:13 PM
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Only current code is a P0106
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Old Dec 28, 2010 | 06:26 PM
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Originally Posted by SpeedyRCM_TX
Only current code is a P0106
P0106 -Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance Problem
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Old Dec 28, 2010 | 06:27 PM
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Originally Posted by mojo1
P0106 -Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance Problem
How do I fix it Mr. Smarty-pants
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Old Dec 28, 2010 | 06:40 PM
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englandgreen hot line
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Old Dec 28, 2010 | 06:55 PM
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I don't see how a MAP issue could cause "clicking" noises. Before going crazy, and assuming the worst, I'd look for a plug wire shorting against a metal part on the engine, especially if the car was idling when it first appeared.The ignition arcing makes a sound that could be described as "clicking"...
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Old Dec 28, 2010 | 07:30 PM
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whats the word mang??????????????????????????????
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Old Dec 28, 2010 | 07:46 PM
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I'm thinking the noise is valve train noise. It's hard to pinpoint where the noise is coming from with the engine running, and the exhaust rumbling, and the fan belt turning.
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Old Dec 28, 2010 | 10:02 PM
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Pull all the plugs & do a quick compression test. Look for a low cylinder then pull that valve cover. Probably a spring.
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Old Dec 28, 2010 | 10:58 PM
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Originally Posted by Pack Leader
Pull all the plugs & do a quick compression test. Look for a low cylinder then pull that valve cover. Probably a spring.
Hell, it is faster to just pull the valve covers than the plugs.
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Old Dec 29, 2010 | 01:59 AM
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Hope you have resolved your issue.

If it were my car, I would have it TOWED (DO NOT START ENGINE) to a good shop. I would not mess with blowing the engine .

Valve springs are cheap- even if you pay someone $600-$800. Compared to a new engine.

Best of Luck !
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Old Dec 29, 2010 | 08:06 AM
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Car is still parked in my garage, broken...

Should get it towed out to EnglandGreen either this week or next.
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Old Dec 29, 2010 | 09:37 AM
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Any loud clicking, tapping, knocking and etc...do not start up the engine till you've repaired the issue. Either have it towed to the place of your choice or pull the valve covers to look at the springs.
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Old Dec 30, 2010 | 10:58 PM
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Originally Posted by SpeedyRCM_TX
Car is still parked in my garage, broken...

Should get it towed out to EnglandGreen either this week or next.
There are a lot of people on the north side of Houston. Have someone that knows about Vettes stop by and look at it. I would do that before I spent the money on a tow bill.
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Old Jan 4, 2011 | 02:40 PM
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Originally Posted by SpeedyRCM_TX
Car is still parked in my garage, broken...

Should get it towed out to EnglandGreen either this week or next.
Broken valve spring.
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Old Jan 4, 2011 | 02:48 PM
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Originally Posted by EG@EnglandGreen
Broken valve spring.
Is that what you guys found Stephen? If so, what springs are you upgrading to?
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Old Jan 4, 2011 | 03:32 PM
  #38  
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Originally Posted by gotjuice?
There are a lot of people on the north side of Houston. Have someone that knows about Vettes stop by and look at it. I would do that before I spent the money on a tow bill.
Geico emergency roadside service took car of half the tow bill. It was a broken valve spring...

Ordered my Mayhem kit today... I'm so giddy
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Old Jan 4, 2011 | 05:28 PM
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Wow! That really sucks, as I use to own this car. I would be certain it had upgraded springs in it with the cam that was installed. Let us know what springs it had in it.


PS
I still miss that car!
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Old Jan 4, 2011 | 05:52 PM
  #40  
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Well that sucks, but fairly easy fix most times.

This is an '02 Z06 correct? How many miles on those springs?
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