I am wandering does anybody know how many oxygen sensors(o2) a 2000 Pontiac Firebird V6 3.8 have?

I know I could probably just have called GM and ask but I figured I would earn some points here on Yahoo. I want to change them out and need to knw how many to order.
I am wandering does anybody know how many oxygen sensors(o2) a 2000 Pontiac Firebird V6 3.8 have?
try to check on auto repair shop it's one option to do that..
I am wandering does anybody know how many oxygen sensors(o2) a 2000 Pontiac Firebird V6 3.8 have?
Asking doesn't earn points. It casts points and the answers may be unreliable. Any parts store would know. And give you a better price than GM. I'm guessing 2

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