Section 2 (4.7L Engine (Service Information)): Removal: Engine

Fig 1: Cowl Grille

Courtesy of CHRYSLER LLC

1. Remove the cowl grille (4), and the cross-bar beam. Refer to REMOVAL .
2. Release fuel rail pressure. Refer to STANDARD PROCEDURE , then disconnect the fuel supply quick connect fitting at the fuel rail. Refer to STANDARD PROCEDURE .
   Fig 2: Identifying Drive Belt 3.7L / 4.7L

   Courtesy of CHRYSLER LLC
3. Disconnect the battery negative cable.
4. Remove air cleaner assembly.
5. Remove fan shroud with viscous fan assembly.
6. Remove drive belt (2).
   Fig 3: Removing/Installing A/C Compressor

   Courtesy of CHRYSLER LLC
7. Remove A/C compressor (2) and secure away from engine.
   Fig 4: Removing/Installing Generator - 3.7L/4.7L

   Courtesy of CHRYSLER LLC

   1 - LOWER BOLTS

   2 - REAR BOLT

   3 - GENERATOR

8. Remove generator (3) and secure away from engine.
   NOTE: Do NOT remove the phenolic pulley from the P/S pump. It is not required for P/S pump removal.
9. Remove power steering pump with lines attached and secure away from engine.
10. Drain cooling system.
11. Disconnect the heater hoses from the engine.
12. Disconnect heater hoses from heater core and remove hose assembly.
13. Disconnect throttle and speed control cables.
14. Remove upper radiator hose from engine.
15. Remove lower radiator hose from engine.
16. Remove radiator/cooling module assembly.
17. Disconnect the engine to body ground straps at the left side of cowl.
    Fig 5: Throttle Body Connection Points

    Courtesy of CHRYSLER LLC

    1 - THROTTLE BODY

    2 - TPS

    3 - IAC MOTOR

    4 - IAT SENSOR (THREADED TYPE)

    5 - MOUNTING SCREWS

18. Disconnect the engine wiring harness at the following points:
    • Intake air temperature (IAT) sensor (4)
    • Fuel Injectors
    • Throttle Position (TPS) Switch (2)
    • Idle Air Control (IAC) Motor (3)
    • Engine Oil Pressure Switch
    • Engine Coolant Temperature (ECT) Sensor
    • Manifold Absolute Pressure MAP) Sensor
    • Camshaft Position (CMP) Sensor
    • Coil Over Plugs
    • Crankshaft Position Sensor
19. Remove coil over plugs.
    Fig 6: Engine Lifting Fixture Attachment Locations

    Courtesy of CHRYSLER LLC

    1 - ATTACHING LOCATION

    2 - ADJUSTABLE HOOK

    3 - SPECIAL TOOL 8347 ENGINE LIFT FIXTURE

    4 - ATTACHING LOCATIONS

20. Remove the vacuum hose for the power brake booster.
21. Disconnect knock sensors.
22. Remove engine oil dipstick tube.
23. Install Special Tools 8400 Lifting Studs, into the cylinder heads.
24. Install Engine Lifting Fixture (3) Special Tool # 8347 following these steps.
    1. Holding the lifting fixture at a slight angle, slide the large bore in the front plate over the hex portion of the lifting stud.
    2. Position the two remaining fixture arms onto the two Special Tools 8400 Lifting Studs, in the cylinder heads.
    3. Pull forward and upward on the lifting fixture so that the lifting stud rest in the slotted area below the large bore.
    4. Secure the lifting fixture to the three studs using three 7/16 - 14 N/C lock nuts.
    5. Make sure the lifting loop in the lifting fixture is in the last hole (closest to the throttle body) to minimize the angle of engine during removal.
    Fig 7: Removing/Installing Starter Motor - 3.7L/4.7L

    Courtesy of CHRYSLER LLC

    1 - SCREW

    2 - STARTER MOTOR

    3 - SCREW

25. Disconnect oxygen sensor wiring.
26. Disconnect crankshaft position sensor.
27. Disconnect the engine block heater power cable, if equipped.
28. Disconnect the front propshaft at the front differential and secure out of way.
    NOTE: It is necessary to disconnect the front propshaft for access to the starter and left side exhaust flange.
29. Remove the starter (2).
    Fig 8: Removing/Installing Right Side Body Ground Strap

    Courtesy of CHRYSLER LLC

    1 - NUT

    2 - A/C ACCUMULATOR

    3 - GROUND STRAP

    Fig 9: Removing/Installing Left Side Body Ground Strap

    Courtesy of CHRYSLER LLC

    1 - NUT

    2 - GROUND STRAP

    3 - BRAKE BOOSTER

30. Remove the ground straps from the left (2) and right (3) side of the block.
    Fig 10: Removing/Installing Axle Isolator Bracket - 4X4 Vehicles

    Courtesy of CHRYSLER LLC
31. Remove the axle isolator bracket (2).
    Fig 11: Structural Cover

    Courtesy of CHRYSLER LLC

    1 - BOLT

    2 - BOLT

    3 - BOLT

32. Remove the structural cover.
33. Disconnect the right and left exhaust pipes at the manifolds and from the crossover, and remove from the vehicle.
    NOTE: The exhaust clamps at the manifolds cannot be reused. New clamps must be used or leaks may occur.
    Fig 12: Removing Torque Converter Bolts

    Courtesy of CHRYSLER LLC

    1 - TRANSMISSION

    2 - DRIVEPLATE

    3 - TORQUE CONVERTER BOLTS

34. Remove torque convertor bolts (3), and mark location for reassembly.
    Fig 13: Removing Transmission to Engine Bolts

    Courtesy of CHRYSLER LLC

    1 - ENGINE

    2 - TRANSMISSION

    3 - BOLTS

    4 - WIRING HARNESS CLIPS

35. Remove transmission bellhousing to engine bolts (3).
    Fig 14: Engine Mount Bolt

    Courtesy of CHRYSLER LLC
36. Remove left and right engine mount through bolts (3).
37. Lower the vehicle.
38. Support the transmission with a suitable jack.
39. Connect a suitable engine hoist to the engine lift plate.
40. Remove engine from vehicle.