Section 17 (4.7L Engine (Service Information)): Removal: Engine

Fig 1: Strut Tower Support

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1. Remove the strut tower support (1).
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 .
3. Disconnect the battery negative and positive cables.
4. Disconnect two ground straps from the lower left hand side and one ground strap from the lower right hand side of the engine.
   Fig 2: Engine Mount Bolt

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5. Remove the through bolt retaining nut and bolt (3) from both the left and right side engine mounts.
   Fig 3: Locating Crankshaft & Camshaft Position Sensors

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   1 - CRANKSHAFT POSITION SENSOR

   2 - CYLINDER HEAD COVER

   3 - CAMSHAFT POSITION SENSOR

   4 - RIGHT SIDE CYLINDER BLOCK

6. Disconnect crankshaft position sensor (1).
   Fig 4: Removing/Installing Structural Cover

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7. Remove exhaust crossover pipe from exhaust manifolds.
8. Remove structural cover. Refer to STRUCTURAL COVER .
   Fig 5: Removing/Installing Starter

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   1 - EYELET TERMINAL

   2 - NUT

   3 - SCREW AND WASHER (2)

   4 - STARTER MOTOR

   5 - WIRE HARNESS CONNECTOR

9. Remove starter (4). Refer to REMOVAL .
   Fig 6: Removing Torque Converter Bolts

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   1 - TRANSMISSION

   2 - DRIVEPLATE

   3 - TORQUE CONVERTER BOLTS

10. Drain cooling system. Refer to STANDARD PROCEDURE .
11. Remove torque converter bolts (3) (Automatic Transmission Only).
    Fig 7: Removing Transmission To Engine Bolts

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    1 - ENGINE

    2 - TRANSMISSION

    3 - BOLTS

    4 - WIRING HARNESS CLIPS

12. Remove transmission to engine mounting bolts (3).
13. Disconnect the engine block heater power cable from the block heater, if equipped.
14. Lower vehicle.
15. Remove throttle body resonator assembly and air inlet hose.
16. Disconnect throttle and speed control cables.
    Fig 8: Crankcase Breather Connection Points

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    1 - CRANKCASE BREATHERS

17. Disconnect tube from both the left and right side crankcase breathers (1). Remove breathers.
    Fig 9: Removing/Installing A/C Compressor

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18. Discharge A/C system. Refer to STANDARD PROCEDURE .
19. Remove A/C compressor (2). Refer to REMOVAL .
    Fig 10: Removing/Installing Generator

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    1 - LOWER BOLTS

    2 - REAR BOLT

    3 - GENERATOR

20. Remove shroud, fan assembly. Refer to REMOVAL . Remove accessory drive belt. Refer to REMOVAL .
21. Disconnect transmission oil cooler lines at the radiator.
22. Disconnect radiator upper and lower hoses.
23. Remove radiator. Refer to REMOVAL . Remove A/C condenser. Refer to REMOVAL , and remove transmission oil cooler.
24. Remove generator (3). Refer to REMOVAL .
    Fig 11: Identifying Heater Hoses and Tubes

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    1 - HEATER HOSES AND TUBES

    2 - ROUTING/RETAINING CLIPS

25. Disconnect the two heater hoses from the timing chain cover and heater core.
26. Unclip (2) and remove heater hoses (1) and tubes from the intake manifold.
    Fig 12: Locating Throttle Body Connection Points

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    1 - THROTTLE BODY

    2 - TPS

    3 - IAC MOTOR

    4 - IAT SENSOR (THREADED TYPE)

    5 - MOUNTING SCREWS

27. Disconnect engine 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
28. Disconnect the vacuum lines at the throttle body and intake manifold.
29. Remove power steering pump and position out of the way.
    Fig 13: Engine Lifting Fixture Attachment Locations

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    1 - ATTACHING LOCATION

    2 - ADJUSTABLE HOOK

    3 - SPECIAL TOOL 8347 ENGINE LIFT FIXTURE

    4 - ATTACHING LOCATIONS

30. Install Special Tools 8400 Lifting Studs, into the cylinder heads.
31. Install Engine Lifting Fixture Special Tool 8347 (3) 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 locknuts.
    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 14: Locating Body Ground Strap-Right Side

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    1 - NUT

    2 - A/C ACCUMULATOR

    3 - GROUND STRAP

32. Disconnect body ground strap (3) at the right side cowl.
    Fig 15: Locating Body Ground Strap-Left Side

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    1 - NUT

    2 - GROUND STRAP

    3 - BRAKE BOOSTER

33. Disconnect body ground strap (2) at the left side cowl.
    NOTE: It will be necessary to support the transmission in order to remove the engine.
34. Position a suitable jack under the transmission.
35. Remove engine from the vehicle.