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'99 - '06 GM Truck Modifications
Engine & Performance
Fuel Composition Pid
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<blockquote data-quote="stutaeng" data-source="post: 27652" data-attributes="member: 6175"><p>Weird. Codes are lean on bank 1 and rich on bank 2.</p><p></p><p>I believe when the the alcohol levels get screwed up, it affects both bank the same way, no?</p><p></p><p>Have you checked for vacuum leaks?</p><p></p><p>I believe this year has an alcohol content sensor? Not sure how you can test that?</p></blockquote><p></p>
[QUOTE="stutaeng, post: 27652, member: 6175"] Weird. Codes are lean on bank 1 and rich on bank 2. I believe when the the alcohol levels get screwed up, it affects both bank the same way, no? Have you checked for vacuum leaks? I believe this year has an alcohol content sensor? Not sure how you can test that? [/QUOTE]
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'99 - '06 GM Truck Modifications
Engine & Performance
Fuel Composition Pid
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