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Re: GM 3100 M EGR codes
Posted to Emissions Forum on 2/25/2000

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I AM A RETIRED OLDS TECH, I SEEN THIS OCCURING 4 YEARS AGO IN OUR SHOP.. THE 1ST ONE IN WAS THE LEARNING ONE.. WHEN THE PART WAS NOT THE CURE, IT BECAME NECESSARY TO DIAGNOSE IT!!WE FOUND EARLY ON THA... Login to read more.