Here is routing:
CAUTION To avoid personal injury when rotating the serpentine belt tensioner, use a tight fitting wrench that is at least 24 in. (61cm) long.
Fig. Fig. 8: You can use a box-end wrench on the pulley nut to rotate the tensioner ...
Fig. Fig. 9: ... then remove the belt from the pulleys
Fig. Fig. 11: Make sure to note the drive belt routing prior to removing it - 3.8L (VIN K) engine shown
Be sure the belt is aligned into the proper grooves of the accessory drive pulleys.
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