REMOVAL
3.7L
1. Remove accessory drive belt (Refer to 7 - COOLING/ACCESSORY DRIVE/DRIVE BELTS - REMOVAL).
2. Remove tensioner assembly from engine front cover .
WARNING: Because of high spring tension, do not attempt to disassemble automatic tensioner. Unit is serviced as an assembly (except for pulley on tensioner).
2.8L DIESEL
1. Disconnect negative battery cable.
2. Remove accessory drive belt (Refer to 7 - COOLING/ACCESSORY DRIVE/DRIVE BELTS - REMOVAL).
3. Using a suitable tool, hold accessory drive belt tension and remove pin.
4. Slowly release accessory drive belt tensioner to the freearm position.
5. Remove belt tensioner retaining bolt and remove accessory drive belt tensioner.