Grand Cherokee 4WD V8-4.7L (2003)
Drive Belt: Service and Repair
DRIVE BELTS 4.7L
REMOVAL - 4.7L ENGINE
NOTE: The belt routing schematics are published from the latest information available at the time of publication. If anything differs between these
schematics and the Belt Routing Label, use the schematics on Belt Routing Label. This label is located in the engine compartment.
CAUTION: DO NOT LET TENSIONER ARM SNAP BACK TO THE FREEARM POSITION, SEVERE DAMAGE MAY OCCUR TO THE
TENSIONER.
Belt tension is not adjustable. Belt adjustment is maintained by an automatic (spring load) belt tensioner.
1. Disconnect negative battery cable from battery.
2. Rotate belt tensioner until it contacts its stop. Remove belt, then slowly rotate the tensioner into the freearm position. (Fig. 7).
INSTALLATION - 4.7L ENGINE
NOTE: The belt routing schematics are published from the latest information available at the time of publication. If anything differs between these
schematics and the Belt Routing Label, use the schematics on Belt Routing Label. This label is located in the engine compartment.
Belt tension is not adjustable. Belt adjustment is maintained by an automatic (spring load) belt tensioner.
1. Check condition of all pulleys.
CAUTION: When installing the serpentine accessory drive belt, the belt MUST be routed correctly. If not, the engine may overheat due to the
water pump rotating in the wrong direction (Fig. 7).
2. Install new belt (Fig. 7). Route the belt around all pulleys except the idler pulley. Rotate the tensioner arm until it contacts its stop position. Route
the belt around the idler and slowly let the tensioner rotate into the belt. Make sure the belt is seated onto all pulleys.