Originally Posted by X53Jay4.8is

What does it matter anyway. At this point you should really be considering doing a cooling system upgrade repair due to the age of the vehicle and the fact that you have leaking coolant. Don't try to fix what you think is the one leak button it all back up to find out that an another leak persists. Just take the path of peace of mind and do the cooling system maintenance. There are countless accounts of folks with the 4.8is and coolant leak problems. All of which can be solved doing the cooling system maintenance.