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my check engine light came on and this was the code i am getting, I also have water forming in my cylinders number 1 and 3 I have done a pressure test and seems to be holding pressure I replaced the plugs put grease around them in case water was coming in from top but water is still getting in the cylinders

Vehicle: 2006 Chevrolet trailblazer 4.2

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you will need to do a cylinder leak down test, Not a compressor test.

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