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sams60gmc · 04-13-2009, 12:00 PM

Yeah Ive heard about the piston slap back when I had my 02 Silverado, It could be that, not sure. Did an oil change and noise went away.. for now anyways. I'll take it in for waranty if it starts doing it again soon.

04-13-2009, 12:00 PM	#6
sams60gmc Registered User Join Date: Sep 2008 Location: Vancouver Washington Posts: 726	Re: Yukon knocking noise? Yeah Ive heard about the piston slap back when I had my 02 Silverado, It could be that, not sure. Did an oil change and noise went away.. for now anyways. I'll take it in for waranty if it starts doing it again soon. __________________ 1960 GMC short fleet, full frame build... http://67-72chevytrucks.com/vboard/s...d.php?t=329718