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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15201
Experience:  GM Grand Master Technician 2007. 14 years experience.
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Chevrolet Blazer 4x4 (Full Size): I have a 99 chevy blazer

Customer Question

I have a 99 chevy blazer and it has a knocking coming from the passenger side of the engine its the 4.3 l and the knock gets louder as i accelerate wss told it could be a lifter or a rod wanted to know what i can do to be for sure what it is before i start tearing apart my engine?
Submitted: 2 years ago.
Category: Chevy
Expert:  Gary replied 2 years ago.
Welcome! My name is ***** ***** I will do my best to assist you with this problem.Ask me about added features such as phone contact anytime if you wish !
I am sorry your having this problem
is it a deeper knock or a ticking type noise ?
can you hear it more so in the valve cover or where the rear of the oil pan meets the block area ?