Quote Originally Posted by BillBoost37 View Post
Have him pop the TB. Most likely you'll see that right inside the UIM where the EGR tube comes up has a lot of moisture around it. This would mean the UIM has cracked and is allowing coolant into the intake.
This was another thing I was thinking is wrong.
Maybe you should tell 98grandprickvet that the l36 upper intake is garbage and prone to cracking. Because according to him they never crack.