If the secondary air injection failure code comes up you shold propably check the air pump fuse. I think it is call the air pump. The fuse is rather big. Sometimes water gets into the air pump and causes it to trip out. the fuse is loacated on the front pasengerside close to the bumper. Some people say that you will know that the fuse is out on the air pump because the hood light goes out. That's not really true in all cases.
It does not have secondary air injection.
secondary air injection system
On the exhaust manifold the small stainless steel tube is attached to secondary air injection valve. This tube can become restricted and clogged with carbon causing a CEL code. It needs to be cleaned out.
There are several ways to fix the secondary air injection system in a 2005 Chevrolet trailblazer. The most common fix is; changing the air filter.
Some GM cars have this code but no secondary air, has it been worked on?
The secondary air system pump is on the driver side below the battery .
it has to do with secondary air injection
Need to know what your question is.
On a 1999 Oldsmobile Bravada, the cabin air filter is located behind the glove compartment. To access it, you need to remove the glove compartment by unscrewing or detaching it, allowing you to reach the filter housing. Once the cover is removed, you can replace the cabin air filter.
right under the alternator below the air filter
Secondary air injection pump is located right on top/front of your engine. Its a black pump which should have a aluminum bracket holding it on. Just one inverted torx bolt and the electrical connection
the secondary air injection system on a 200 Chevy s10 is right by the radiator on the passenger side of the engine bay. if you look down there are 4 bolts bolting it to the frame of the vehicle.