Quote Originally Posted by chevy247 View Post
the pcv valve on these trucks go into the side of the intake(after the throttle body) and i also have an 03 silverado and was curious about the EGR vavle and looked it up on alldata..NO 2003 silverado came with an EGR valve, all the other years i looked at did.
The PCV Valve on my Truck is Located, on the back of the Driver Side Valve Cover.