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Banned
2005 CTS-V
Joined
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161 Posts
Discussion Starter #1
Title says it all. I keep getting the codes that say the Bank 1 and Bank 2 are too lean. I live in Colorado, so that is a shocker. I always thought cars at high altitudes tend to run too rich due to a lack of oxygen? Any thoughts...what can I do...

I took the tune out until I can figure this out. I don't what to toast a piston.
 

·
Banned
2005 CTS-V
Joined
·
161 Posts
Discussion Starter #7
Well...duuuhhhh I popped the hood and the plastic tube had popped out of the clamp. Stupid code...stupid me.
 
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