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Re: My Suburban "The Beast"!
Ya we took the plugs out first thing yesterday and they have been sitting on the bench since then.
I had a suggestion on FB about putting "Mystery Oil" in each cylinder and letting it sit for a few days, so I might try that as well.
Nick
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1952 GMC 1/2ton 5 window
1980 Chevy Suburban 1/2ton 2wd
2002 Chevy Silverado 1500 2wd 4.3l V6 quad cab
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