i have a tapping sound coming from my chevy silverado 1500 hd what could this be and is it serious?

Asked by Nov 16, 2015 at 12:59 PM about the 2007 Chevrolet Silverado 1500

Question type: Maintenance & Repair

2 Answers

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It could be lifters or a bad rod bearing. A bad lifter can just be tapping but a rod knock is loud and very serious.

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