Today at 6:38 PM #31 Caman96 OEM Baby! Supporting Member Joined Jul 17, 2020 Messages 8,696 Reaction score 17,335 Location The Hub If the plastic tube end is good, then it’s the grommet in valve cover that is bad. GM grommets are discontinued, but SMP makes them.
If the plastic tube end is good, then it’s the grommet in valve cover that is bad. GM grommets are discontinued, but SMP makes them.