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

spark knock

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Old Mar 31, 2004 | 08:45 PM
  #1  
Liquid Teal's Avatar
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From: Huntington,WV
spark knock

anyone know what causes it.
and what fixes it ?

thanks,

Last edited by Liquid Teal; Mar 31, 2004 at 08:47 PM.
Old Mar 31, 2004 | 09:09 PM
  #2  
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spark knock= detonation ...spark plug firing to early in the piston stroke
Old Mar 31, 2004 | 09:20 PM
  #3  
Liquid Teal's Avatar
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thanks will....

would that indicate a prob with the opti or timing ?

whats the cure ?

thanks again...
Old Mar 31, 2004 | 10:35 PM
  #4  
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its the timing, which has to be changed within the pcm
Old Apr 2, 2004 | 02:01 PM
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Hmmm

This may sound strange but is your air filter clean?
Old Apr 13, 2004 | 11:54 AM
  #6  
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How would the filter effect anything? Just Wondering.

-Dustin-
Old Apr 14, 2004 | 09:27 PM
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From: Hawaiian in KY.
Originally posted by Bersaglieri
How would the filter effect anything? Just Wondering.

-Dustin-

Thats what I want to know...............
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