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Tranny knocking noise need help !!

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Old Jun 3, 2008 | 09:43 AM
  #1  
ciar623's Avatar
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Joined: Oct 2006
Posts: 32
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From: Peabody, MA
Car: 1986 Z28
Engine: 355
Transmission: 700R4
Axle/Gears: open 2.73's
Tranny knocking noise need help !!

I have a 86 Camaro with a New bored out 350 and now the tranny makes a knocking noise (700R4 I think) mostly when at idle and increases as as you accelerate. It makes the noise whether it is in gear or in park. Any help or suggestions will be greatly appreciated.
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Old Jun 3, 2008 | 04:50 PM
  #2  
ciar623's Avatar
Thread Starter
Junior Member
 
Joined: Oct 2006
Posts: 32
Likes: 0
From: Peabody, MA
Car: 1986 Z28
Engine: 355
Transmission: 700R4
Axle/Gears: open 2.73's
Re: Tranny knocking noise need help !!

bump
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Old Jun 3, 2008 | 04:57 PM
  #3  
schmeck11's Avatar
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Joined: Jul 2007
Posts: 95
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From: Minneapolis
Car: 82 TA
Engine: 305 swap 350 swap 383
Transmission: 2004r
Axle/Gears: 3:73
Re: Tranny knocking noise need help !!

sounds like an engine noise, probabaly a lifter need adjustment.
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Old Jun 3, 2008 | 06:19 PM
  #4  
ciar623's Avatar
Thread Starter
Junior Member
 
Joined: Oct 2006
Posts: 32
Likes: 0
From: Peabody, MA
Car: 1986 Z28
Engine: 355
Transmission: 700R4
Axle/Gears: open 2.73's
Re: Tranny knocking noise need help !!

I am not sure how much vibrations travel but you can feel the knocking at the console area just above the transmision. We already checked the lifters for proper adjustment, but thanks for the quick responce.
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Old Jun 3, 2008 | 06:35 PM
  #5  
schmeck11's Avatar
Junior Member
 
Joined: Jul 2007
Posts: 95
Likes: 0
From: Minneapolis
Car: 82 TA
Engine: 305 swap 350 swap 383
Transmission: 2004r
Axle/Gears: 3:73
Re: Tranny knocking noise need help !!

pull your inspection cover and check your flexplate, mabye it's bent, or torque converter is loose? I'd double check that as well
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Old Jun 4, 2008 | 06:45 AM
  #6  
dfarmercse's Avatar
Junior Member
 
Joined: Mar 2005
Posts: 6
Likes: 0
From: Lake Charles, La
Car: 83 Camaro Z28
Engine: 350
Transmission: 700R
Re: Tranny knocking noise need help !!

Had one of my torque convertor bolts come loose and hitting the dust shield
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Old Jun 5, 2008 | 01:20 PM
  #7  
ciar623's Avatar
Thread Starter
Junior Member
 
Joined: Oct 2006
Posts: 32
Likes: 0
From: Peabody, MA
Car: 1986 Z28
Engine: 355
Transmission: 700R4
Axle/Gears: open 2.73's
Re: Tranny knocking noise need help !!

bump
Reply
Old Jun 5, 2008 | 01:22 PM
  #8  
DCOWBOYS1975's Avatar
Member
 
Joined: May 2008
Posts: 228
Likes: 0
From: Battle Ground, WA
Car: 1986 Chevy Silverado
Engine: 350 Crate
Transmission: Turbo 400 w/ shift kit
Axle/Gears: dana60/corp14 4.10 gears
Re: Tranny knocking noise need help !!

What is bump??
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Old Jun 5, 2008 | 01:31 PM
  #9  
ciar623's Avatar
Thread Starter
Junior Member
 
Joined: Oct 2006
Posts: 32
Likes: 0
From: Peabody, MA
Car: 1986 Z28
Engine: 355
Transmission: 700R4
Axle/Gears: open 2.73's
Re: Tranny knocking noise need help !!

"bump" is just a term so you know that the thread has been moved back to the top of th threads so people see it first again. I hate to keep moving it to the top but I am really concerned with the noise and need as many suggestions as possible till I figure it out.
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