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Questions for the tunners
I have a 71 c10 with 4.8 and 4l60e out of 2004 silverado I can not for the life of me get the 02 ready monitor to run ive drove it over 300 miles in last 3 weeks and it won't set to ready its never set ready since I finished the swap years ago question is is there something in the tune that will stop that monitor from setting? I got a friend thats tunes going to change my cooling fan settings wonder if there is a tune issuse atoping the monitor from running g
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