#2 O2 sensor?

trousertrout0 · 06-23-2012, 08:11 PM

I am having trouble identifying which would be the #2 O2 sensor on my 04 colorado. I'm thinking it may be the rear, but I am not sure. Any help with my problem would be greatly appreciated

cart7881 · 06-23-2012, 11:16 PM

#1 is in the exhaust manifold just before the cat. #2 is located at the outlet of the cat.

06-23-2012, 08:11 PM	#1 (permalink)
trousertrout0 Junior Member Join Date: Jan 2012 Posts: 1	#2 O2 sensor? I am having trouble identifying which would be the #2 O2 sensor on my 04 colorado. I'm thinking it may be the rear, but I am not sure. Any help with my problem would be greatly appreciated

06-23-2012, 11:16 PM	#2 (permalink)
cart7881 Senior Member Join Date: Dec 2010 Location: Homestead, Florida Posts: 630	#1 is in the exhaust manifold just before the cat. #2 is located at the outlet of the cat.

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