Originally Posted by Gilly

Try shaking the pulley on the front of the waterpump up and down (check for bearing looseness). Main thing to be concerned with is what you'll do if the pump "lets go" while driving? Are you a doctor? Wife pregnant? Mob chase you very often? Like outrunning cops? If you can answer "yes" to any of these, AND this is your everyday "ride", you might want to put this on the front burner. If "NO", and you're retired, plus have a couple other cars to drive, and have a AAA membership, sure let it go. Always have a cellphone handy. And a peashooter under the seat in case Alfonse and Tony are chasing you again.
Gilly