gmjunkie
Well-known member
The check valve is in the pump it's self!! Still could be the short rubber hose about 1 1/2-2" long just above the pump!
I see it allot on older cars!
PS Some of the later C4's have a hose that has a thick side wall! 1" OD 1/4 ID!!
Both designs can leak!
I see it allot on older cars!
PS Some of the later C4's have a hose that has a thick side wall! 1" OD 1/4 ID!!
Both designs can leak!