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2009 Tahoe 5.3 2X4 Cylinder #4 not firing. Low compression.
2009 Tahoe LT 2X4 I am getting the P0304 error code. I have a DOD ODB2 chip. Took intake off the intake and valve covers and the rockers are working on that #4 cylinder were moving. So I do not think it’s the DOD issue.. The #4 injector was bad and the spark plug (intake was dry as a bone)...- TexasTahoe2025
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- Forum: Engine & Drivetrain
