P1416 code

[eddie chavez]

I'm doing repairs on my burb so it can pass smog, in doing so i recieved a code P1416. can anyone help with giving me the part number needed for a check valve to replace.

[Chris]

Year/engine

[Chris]

Here is what I pulled from Rock Auto

[eddie chavez]

its a 1998 Gmc suburban 1500 2 wheel drive 5.7

[Chris]

Look at the pic I posted.

[eddie chavez]

thank you chris, i saw that and went on the website. cant believe that little piece is whats not letting the truck pass smog.

[Chris]

I'm guessing you live in California. The laws are ridiculous. They got me for missing a sticker