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p300 randon misfire

Posted: Sat Jan 26, 2008 5:14 pm
by WFOsierra
I installed a new cam in my nnbs 07 sierra. I have a u7194 predator and the trouble codes p300 shows up. There is a misfire in the motor from about 500 to 1500 rpm's. Is there n e thing i can do with the predator to correct this misfire besids just clearing the trouble code p300. The cam i installed wasnt to big of a jump from the factory cam.
Will the predator correct this or will i need a professional tune.???

RE: p300 randon misfire

Posted: Sat Jan 26, 2008 8:18 pm
by dynometer
custom tune required to desensitize misfire monitor at idle- common.