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Check engine light is on. codes are P0300 & P0302. 2
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I have a Cadillac CTS the check engine light will blink and
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I have a 2005 cadillac cts with a 3.6L engine. The engine light stays on and the car rides rough. The computer says a misfire in the #1 cylinder. I have since put in an new coil,spark plug and a fuel … read more
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rough idle no power convertors..compression..cylinder replaced plugs
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Jerry Newton

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George H.

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Don - Mo Lurch

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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