crwdns2934241:0crwdne2934241:0 Dakota Brooks

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Knocking sound in a 1996 5.7l vortec

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I don’t have any problems out of the motor, when it’s cold, but when it warms up a knock starts and it goes from 40 pounds of oil pressure to when warm about 0-20 idling or moving and the more gas i give it the louder the knock is and it lowers the oil pressure.

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1988-1998 GMC Pickup

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open