Before it breaks.
Check the Belt for age/wear by feeling it for gaps on the underside (drive side).
If there are good sized gaps in the tread, REPLACE THE BELT.
If it's heavily glazed on the TOP, REPLACE IT.
It's a cheap replace instead of an Engine rebuild.
Your Explorer has a serpentine belt tensioner which keeps the proper tension on the serpentine belt unless the tensioner has failed.
replacing serpentine ford f650
When a serpentine belt is loose it means either the belt has stretched and needs replacing, or the idler tensioner is defective and needs replacing, or both.
( Yes ) the 1999 Ford Explorer has a serpentine belt It is used to " drive " the accessories Power steering pump , alternator , etcetera
Replacing the water pump and belt should not affect turn signal operation.
replacing serpentine belt on 2000 chevy prizm need help
if a serpentine belt is loose, it needs replacing. there is an automatic tension pulley on all serpentine belts. so just buy a new belt and install
The total cost for replacing bolt, serpentine belt and belt tensioner on a 2006 Honda Civic?
You don't tighten a serpentine belt. The tension is controlled by a tensioner. If it is loose, then the belt has stretched and needs replacing.
Serpentine belt has stretched and needs replacing or the tensioner is defective or both.
In the engine compartment, somewhere in front of the top of the radiator, there should be a diagram sticker showing how to run the serpentine belt
More than likely the tensioner is defective and needs replacing.