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Old 04-06-2020, 09:08 AM   #45
gpgofast
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Join Date: Jan 2016
Location: Washoe Valley, NV
Posts: 110
Re: Project C10/K20 Transplant

Radiator shroud and brackets painted.

Truck was idling REALLY rich. Computer was never going into closed loop. I took a guess that my O2 sensor was too far downstream to get up to temp as it would go closed loop if you ran at about 2K RPM for 30 seconds to a minute. Relocated the O2 sensor upstream and the truck goes into closed loop as soon as engine temp comes up.
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