Knocking noise

Asked by Dennisc67 Jan 28, 2017 at 08:22 AM about the 2000 Chevrolet Silverado 1500 Extended Cab Stepside 4WD

Question type: Maintenance & Repair

I have a knocking noise when I start up and after 3
to 5min the noise goes away.  It doesn't matter if is
cold or hot outside.  Please give me some advice
on what to check for.  

2 Answers
157,435

Bob answered 7 years ago

Have the oil pressure checked with a mechanical gauge to make certain you have proper oil pressure.

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157,435

Bob answered 7 years ago

Also it is possible that you have an exhaust leak at the manifold that seals itself when the engine warms up and the parts expand.

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Your Answer:

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