Fuel Cleaner causing lean codes?
November 3rd, 2010, 5:40 PM
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Fuel Cleaner causing lean codes?
I decided to run Chevron Techron fuel system cleaner through my 2003 Silverado 4.8l. Now I am getting P0171 and P0174 codes for the system running lean. Could the Techron additive cause these codes to appear?
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jimmydow1
Silverado, Sierra & Fullsize Pick-ups
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February 17th, 2011 8:12 PM
