On the Jeep Grand Cherokee, one v-ribbed serpentine belt, additionally referred to as a fan belt, runs the alternator, energy steering and air conditioner as relevant. Most V8 and later 6-cylinder type have an auto-adjusting belt tensioner system. The producer recommends checking the serpentine belt each 7,500 miles or 6 months for potential substitute because of regular put on.
Jeep Grand Cherokee Replace the Serpentine Belt Instructions
Discover the belt tensioner pulley. The tensioner pulley is mostly between the crankshaft and a part towards the prime of the hood space.
Examine the belt routing so you know the way to exchange the belt. You could possibly discover a belt routing diagram on a decal on the fan shroud or in help documentation. In any other case, make you personal sketch for reference.
Rotate the belt tensioner pulley, utilizing the wrench, to and relieve stress on the belt. Slip off the previous belt and slowly launch the tensioner pulley.
Use your belt routing diagram to place the new belt onto all of the pulleys. Pay shut consideration to the water pump pulley, as incorrect routing may cause the water pump to run backwards and overheat.
Make certain the belt is accurately routed and seated on all pulleys. Rotate the tensioner once more to permit for the belt to slide onto all pulleys after which launch the tensioner once more to regain right pressure on the belt.
[taken from ehow.com]