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1992-1999 Series I L27 (1992-1994 SE,SLE, SSE) & Series II L36 (1995-1999 SE, SSE, SLE) and common problems for the Series I and II L67 (all supercharged models 92-99) Including Olds 88's, Olds LSS's and Buick Lesabres Please use General Chat for non-mechanical issues, and Performance and Brainstorming for improvements.

Knock-knock--- w/ video

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Old Sep 5, 2006 | 08:34 AM
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Originally Posted by bill buttermore
If the sound is coming from the bottom front, it could be the harmonic balancer starting to come apart. If so, best to change it before it takes out your crank sensor.
How do you know if your crank sensor is bad?
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Old Sep 5, 2006 | 09:38 AM
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Originally Posted by mrbell83
How do you know if your crank sensor is bad?
Car won't run at all.
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Old Sep 5, 2006 | 09:52 AM
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Originally Posted by BillBoost37
Originally Posted by mrbell83
How do you know if your crank sensor is bad?
Car won't run at all.
Noted........
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