: water pump tension pulley



davestpierre
02-19-08, 10:02 PM
I have a 97 sts,i notice the water pump tension pulley jumping so i changed the whole tension pulley assembly.It still jumping,new belt, cleaned all pulley grooves,no noise, everthing looks good.Changed water pump about 20,000 ago,no heating probelms. ANY INFORMATION WOULD HELP! DAVE!

Submariner409
02-19-08, 10:49 PM
With the belt shroud off, take a good look at the track of the 3-rib belt. Is it straight ? If so, is the belt tight ? If not, with a new tensioner, the routing is wrong. Over the cam pulley, over the tensioner pulley, down around the w/p pulley.

davestpierre
02-20-08, 10:32 PM
I found out why the wp pulley was jumping.They sold me s 3 rip belt with notches every inch or so.The old belt is smooth 3 rib belt ,problem solved! Thanks for the info DAVE!