The thing that makes my alternator rotate came out what do they call that?
No
Check out autozone.com which has online repair manuals. The manual (which is almost a copy of chilton's manual) says to rotate the tensioner and pull off the belt before removing the alternator.
The alternator must be driven by a drive belt, or your charging system will fail. Your question really makes no sense.
The pulley bellow the alternator is the tensioner. Rotate it with a 15mm to loosen belt.
It is defective or the alternator belt is loose.
To remove the alternator belt on a 2005 Kia Sorento, first locate the tensioner pulley and use a wrench to rotate it counterclockwise, which will relieve tension on the belt. Slide the belt off the alternator pulley and the other pulleys as needed. Once removed, you can inspect or replace the belt as necessary. Ensure to route the new belt correctly before reapplying tension with the tensioner.
to change the alternator belt, there is tow way. if the car is equip with a/c you need first to remove the a/c belt and then remove the alternator belt. both belt are put in place the same way, so you'll might have to do one or two. first, you have to untight the bolt over the alternator and let it in place. second, you have to untight the bolt under the alternator and let it in place. with your hands, you can rotate the alternator near the engine. once the belt is free, replace it with the new one. make sure the belt is place in the right pully slot and is correctly alligned. to tight the belt you will need to pry the alternator with a prybar. hold the tension with one hand and tight the bolt over the alternator with the oder hand. you can now stop prying and tight the bolt under the alternator. now check the belt tension. to have a good tension on your belt you can use a simple 12 inch wood rule (like in junior school) place the rule on the belt and with your hand pry the belt. for a proper tight strenght the belt should move about 1-2 inches. if its too tight the belt life will decrease and if it is to tight it will not rotate the alternator properly.
locate belt tensioner below alternator on pass. side insert 3/8 drive ratchet in center of tensioner pulley rotate to loosen belt remover belt
If you're changing the alternator, you can loosen it's bolts to gain some slack, but you'll need more.This is done using the belt tensioner. It's a pulley looking thing in the belt path. On my '96, it's down and back from the alternator. It's surface is often very shiny and it has what looks like a nut on the front. If you put a wrench or socket on the nut, you can rotate the entire assembly away from the belt. That will let you get the belt on or off.The Haynes manual has a pretty good illustration.FriPilot
Raise the hood and look at the fan belt. The belt-driven componet that is right in the middle of the engine at the very top, is the alternator. It is the first thing you see when you look in at the belt.
Piece of Cake!! remove serpentine belt (search here for answer how to), remove the lower of 2 bolts from the alternator, loosen the upper, rotate the alternator up, remove the bolt. Install is the reverse.
To remove the alternator belt from a 1998 Buick Riviera, first, locate the belt tensioner and use a wrench or ratchet to rotate it counterclockwise, which will relieve tension on the belt. Once the tension is released, slide the belt off the alternator pulley. You may also need to remove the belt from other pulleys, depending on your specific setup. Finally, ensure to check for any signs of wear on the belt before replacing it.