1409 trouble code on k1500 1997

[dav6.5td]

hello has all
I have an error code which all Juste have been just posted on my k1500.</span>
it is the code 1409 I would like to know if somebody knows or it comes and would know how to cure it.</span>
thank you in advance for your answer

[DmaxMaverick]

EGR Vacuum System Leak. Good luck.

[dav6.5td]

of agreement and that is what you think that it is necessary to make</span> to cure has that ......</span>
thank you