Open the hood. Now look at all the pulleys. The one that is not connected to any component and is not driving anything, is the idler tensioner pulley.
It is the same assembly as the tensioner pulley - the little pulley that isn't attached to anything.
To change the tensioner pulley on a 2005 Ford Freestar, first, disconnect the battery to ensure safety. Then, locate the tensioner pulley, typically found near the front of the engine. Use a ratchet and socket to relieve tension on the serpentine belt by turning the tensioner arm, then slide the belt off the pulley. Remove the old tensioner pulley by unbolting it, and install the new pulley by reversing the process, ensuring the belt is properly routed before reapplying tension.
The 2005 Nissan Altima auto tensioner pulley can be removed by removing the center bolt. You will need to hold the pulley stationary while you loosen the bolt.
You can tighten the serpentine belt on your 2005 Chrysler 300 by tightening the tensioner pulley. Push the tensioner pulley to the right until the serpentine belt is tight.
Loosen the tensioner pulley. Put the belt around the alternator pulley and the tensioner pulley. Move the tensioner pulley to the right until the belt is tight. Tighten the tensioner pulley.
you need to get a wrench and turn the bolt (relieve the pressure on the pulley) on the tensioner pulley and remove the belt then turn bolt (relieve the pressure on the pulley) to reinstall it. The tensioner pulley is the one that is not your A/C pulley not your alternator pulley and not your crankshaft pulley its the only one that's left no hoses or plugs going to it. not sure how to explain it.
remove drive belt and check all pulley wheels for freedom of movement sounds like a pulley wheel is bad, probably the belt tensioner pulley
Probably not the air pump. Could be the power steering pump or the tensioner pulley or maybe the idler pulley.
The 1998 Dodge Dakota tensioner pulley will be the top pulley on the left-hand side of the engine. The tensioner pulley will be able to slide back and forth.
Loosen the tensioner pulley. When the tensioner pulley is loose the belt will come off. Put the new belt on and tighten the tensioner pulley.
One bolt holds the tensioner to the engine, take it off to get the tensioner off and then you can get to the bolt that holds the pulley to the tensioner.
On the tensioner, sometimes it has a cover on the tensioner that covers the bolt.