2004 GMC 2500 dtc

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10-04-2010, 05:55 PM

bumm

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2004 GMC 2500 dtc

I have code po155 which i know is oxygen sensor but which one and where is what i need to know?It says heated oxy sensor heater circ.(bank 2 sensor).Any help would be appreciated.

10-04-2010, 05:57 PM

bumm

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also my cruise control has been out for a long time,i put fuses in and it blows them instantly.

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