Originally Posted by Good 2 go
My car does what sounds like dieseling when cold. Not quite knocking, but like a diesel driven at very light throttle. After a very short time, it sounds normal, but I wait for the temp guage to read normal operating temp before getting on it. Eventually, I'm getting an oil pressure or temperature guage, and a volt guage.
Mine sounds exactly like you describe until it warms up. I think it is piston slap, my LT1s do the same thing but sound different maybe the difference is that the block is aluminum on LS2
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2003 GTP, Silver / Black, 3.4" Pulley
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