Quote:
Originally Posted by camaro2you
Looking at a 06 trailblazer SS and it has a random cylinder missfire. Has a small cam and rocker's were upgraded. Told it has a converter and I know it has a dynomax cat back and a hand held tune. Any ideas? thanks in advance.
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if it has a small cam and they changed the rocker ratio when they upgraded them the computer will recognize that as a random cylinder misfire. but how small is the cam. and do you know what ratio rocker?
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