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Re: Crankshaft pulley oil seal oil leak
Posted to Technical Discussion Forum on 4/5/2020 4 Replies

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Hi Dan, PCV is ok. Piston rings have been staggered and gaps are within tolerances. I enclose the oil pressure and crankcase pressure waveform.

[2002 Chevrolet Trailblazer LS, Engine/Propulsion Wav... Login to read more.

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