One potential problem when repairing a water shut-off valve leak is that the pressure you put on the packing nut to turn it can cause leaks in other parts of the valve or in the pipe connections.

Q I have a 2002 Olds Alero with the V6 engine. Recently I noticed that coolant is leaking. I have been told it is a slow leak from the intake gasket. My mechanic recommended that I get the leak fixed ...