anyone know where the O2 sensor is on a 2006 Yukon? (1 Viewer)

MANUCHAO

omnia mea mecum porto
Joined
Nov 8, 2004
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MilkyWay
Im guessing here but I think you have two pre-cat and two post cat.. find where you catalitic converters are and you'll see them...
 
Joined
Oct 16, 2007
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TULARE,CA
It will have a least 3 sensors. One one each bank very close to the exaust manifolds. One will be either before to cat converter or directy after the cat.
 

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