2000 Gmc Sonoma Noise Coming Top Engine

2000 GMC SONOMA
140,000 MILES
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JIMMER 80330
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  • 1 POST
The noise is a soft tapping sound, not a hard knock. It is definatly coming from the top, and it doesn't go away at high rpm's. The engine uses no oil, and runs and idles smoothly.
Apr 12, 2012 at 11:39 PM
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