Jeep Grand Cherokee WK. Manual — part 1145
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.
18. Disconnect the engine wiring harness at the fol-
lowing 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.
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20. Remove fuel rail and secure away from engine.
NOTE: It is not necessary to release the quick
connect fitting from the fuel supply line for engine
removal.
21. Remove the PCV hose.
22. Remove the breather hoses.
23. Remove the vacuum hose for the power brake
booster.
24. Disconnect knock sensors.
25. Remove engine oil dipstick tube.
26. Remove intake manifold.
27. Install
engine
lifting
fixture,special
tool#8247,
using original fasteners from the removed intake
manifold, and fuel rail. Torque to factory specifica-
tions.
NOTE: Recheck bolt torque for engine lift plate
before removing engine.
28. Disconnect oxygen sensor wiring.
29. Disconnect crankshaft postion sensor.
30. Disconnect the engine block heater power cable,
if equipped.
31. Disconnect the front propshaft at the front differ-
ential and secure out of way.
NOTE: It is necessary to disconnect the front
propshaft for access to the starter and left side
exhaust flange.
32. Remove the starter (4).
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ENGINE - 3.7L SERVICE INFORMATION
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33. Remove the ground straps from the left (2) and
right (3) side of the block.
34. Remove the structural cover.
35. 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 can-
not be reused. New clamps must be used or leaks
may occur.
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WK
36. Remove torque convertor bolts (3), and mark
location for reassembly.
37. Remove transmission bellhousing to engine bolts
(3).
38. Remove left and right engine mount thru bolts (3).
39. Lower the vehicle.
40. Support the transmission with a suitable jack.
41. Connect a suitable engine hoist to the engine lift
plate.
42.
Remove engine from vehicle.
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ENGINE - 3.7L SERVICE INFORMATION
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