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Chattering/knocking noise from engine

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Old 10-16-2005, 06:14 PM
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Unhappy Chattering/knocking noise from engine

got a 98 T/A wit LS1 and T-56

theres a rapid knockin chattering noise comming from engine. its not bad but slightly noticable. i'm assuming lifters but i need more diagnostic advice. any ideas???
Old 10-16-2005, 06:55 PM
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Mine has a bit of a chattering noise coming from the front of the engine as well. I can only hear it when I really lean in and listen. Does your get worse as you increase the RPMs??
Old 10-17-2005, 07:01 PM
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yes it does. but like i mentioned its not severe. is there a specific oil weight or additive i can use to quiet the noise??? thanks for the reply




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