LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

0 oil pressure and screeching noise..?

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Old Apr 17, 2011 | 10:59 PM
  #1  
camz28ryan's Avatar
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From: oklahoma
0 oil pressure and screeching noise..?

I have a 96 camaro z28, 171,??? miles. Lt4 hotcam, I have a mechanical oil pressure gauge, and at idle i have no oil pressure, if i rev it up to 1500 rpm i will have about 12 lbs, it also makes a screeching noise from time to time, its not a consistent noise, just kind of random. Also the idle is messed up too, it will fall down to 500 rpm, and die sometimes too. wth is going on?
Old Apr 18, 2011 | 04:58 AM
  #2  
RamAir95TA's Avatar
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From: Woodstown, NJ
Re: 0 oil pressure and screeching noise..?

Originally Posted by camz28ryan
I have a 96 camaro z28, 171,??? miles. Lt4 hotcam, I have a mechanical oil pressure gauge, and at idle i have no oil pressure, if i rev it up to 1500 rpm i will have about 12 lbs, it also makes a screeching noise from time to time, its not a consistent noise, just kind of random. Also the idle is messed up too, it will fall down to 500 rpm, and die sometimes too. wth is going on?
STOP RUNNING THE ENGINE.

Zero oil pressure means your bearings are wiped out. The screeching you hear is metal-to-metal contact. It's time for a rebuild.
Old Apr 18, 2011 | 09:14 AM
  #3  
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Re: 0 oil pressure and screeching noise..?

+1 on on that comment.
Old Apr 18, 2011 | 09:17 AM
  #4  
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From: Kissimmee, Fl, USA
Re: 0 oil pressure and screeching noise..?

Originally Posted by RamAir95TA
STOP RUNNING THE ENGINE.

Zero oil pressure means your bearings are wiped out. The screeching you hear is metal-to-metal contact. It's time for a rebuild.
Look at it as an opportunity to build something, not the complete destruction of your bottom end (which it is)
Old Apr 18, 2011 | 10:25 PM
  #5  
camz28ryan's Avatar
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Re: 0 oil pressure and screeching noise..?

yeah we did park it. We were planning on the rebuild anyways thanks though!
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