The tension idler is not made to come off by itself. Remove the ground on the battery. Remove the belt by taking a breaking bar and a 15mm socket and pushing down on the tension idler. You can check the pulley by turning the nut that holds the pulley in a clockwise direction to remove. If the pulley bearing is not the problem, then you have to remove the bracket that holds the altenator. The tension idler and the bracket, which is part of the water pump are made together. Remove the alternator which has three bolts. Remove the two heater hoses on the side of the bracket.The bracket has two bolts. Remove the two bolts and slide the bracket out sideways towards the fender well. There are two 90 degree elbows that are plastic which come with the new part that need to be replaced. Cost is about 80 dollars.
There is no adjustment on the spring / Tensioner. You either have the wrong belt are the tensioner itself is bad. Replace tensioner are belt.
cant adjust must replace
To get the belt off, you have to put a breaker bar into the square hole in the tensioner, and either pull up or down. The tensioner spring is what tighten's the belt. It is just three bolts then to get the tensioner off.
by loosening the belt tensioner
How can do I replace a water pump on a 96 camaro z28
You don't "tighten" the belt, it's self adjusting. If the belt is slipping you probably have a problem with the tensioner spring. Occasionally the spring weakens over time. Pull the tensioner and replace it if you think it's loose.
YOU DONT IT HAS A AUTO BELT TENSIONER
All you need to do is put a wrench on the belt tensioner and move it in the direction that relieves the tension. This will make it possible to remove and install the old and new belt.
No such device, back in 68. The alternater has a bracket that will allow it to slide out to tighten the belt.
Take it to a mechanic.
Remove the belt, Remove one bolt out of the fulcrum part of the tensioner and remove the tensioner; reverse the precedure.
Remove surpentine belt,then take out bolt that goes through tensioner to engine.