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2006 Chevrolet Trailblazer 4.2L with engine code P0306, how do I fix the code?

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2006 Chevrolet Trailblazer 4.2L with engine code P0306, how do I fix the code?

Vehicle: 2006 Chevrolet Trailblazer 4.2L

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Best answer
Hi there,

This code means there is a misfire on cylinder #6. This could be caused by a bad plug, ignition coil, intake manifold gasket leak, internal engine problems or a bad fuel injector. The most common problem would be an ignition coil issue.
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P0306 Chevrolet Code - Cylinder 6 Misfire Detected
Read more: https://www.autocodes.com/p0306_chevrolet.html

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