2007 Chevrolet Impala Q&A

2007 Chevrolet Impala Question: secondary air pump and solenoid location

Have code Po411,3.5 07 impala,incorrect air flow,where is pump located,and also the pump solenoid location,also fuse locations for the above mentioned items. -
Answer 1
you may just have a bad ck valve ck that 1st -
Comment 1
Thnx,can u pin -point the location of the CK valve,and is their more than one on this car. -
Comment 2
at the end of both exh pipe rails on top of the exh manifolds -