P1415 Secondary Air Injection (AIR) System code? 01 5.3l?

[dhcomp]

Hey guys,
pulled a trouble code on our 01 tahoe 5.3L,
P1415 Secondary Air Injection (AIR) System bank 1

Unfortunately, the autozone repair guides i rely on don't go this new

I read up on teh air system on the 96 generation vortec, guessing they are about the same.

What part of the air system needs to be replaced under this code?
How hard is it to do, and how expensive is the part?

Looks more complicated than it should be....stupid emissions crap

Thanks in advance guys!

 

[dhcomp]

TTT, come on guys. I know someone knows......please......