3.8L Engine

Fig 1: Internal Air Temperature Sensor 3.8L

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Perform fuel pressure release procedure. Refer to STANDARD PROCEDURE .
Disconnect negative battery cable.
Disconnect the Inlet Air Temp Sensor (IAT) (2), and remove air cleaner hose (1) and housing.

Fig 2: Throttle Body 3.8L
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Evacuate and recover the air conditioning.
Disconnect the throttle control connectors (3) from the throttle body.

Fig 3: PCV Valve Location 3.8L
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Disconnect the PCV hose (1) at the left cylinder head cover.

Fig 4: Front Splash Shield
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Remove the front splash shield (1).
Drain the cooling system.
Disconnect the upper radiator hose from the thermostat housing and the lower radiator hose from the radiator.
Disconnect the heater hoses and coolant reservoir hose.

Fig 5: Generator Electrical Connectors 3.8L
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Disconnect the generator electrical connectors (1,2).

Fig 6: Map Sensor 3.8L
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Disconnect the throttle position (TP), idle air control (IAC) motor, oxygen (HO2), cam position (CMP), manifold absolute pressure (MAP) (2) and the two engine wiring harness connectors. Free the harness from the cover studs and set harness aside.
Disconnect the purge solenoid harness connector.

Fig 7: EGR Tube Flange
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Disconnect the EVAP hose from the throttle body.
Remove the EGR tube (1). Refer to REMOVAL .

Fig 8: Generator Mounting 3.8L
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Remove the drive belts.
Remove the generator (3).

Fig 9: Fuel Rail 3.8L
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Disconnect the fuel line from fuel rail (4).
Remove engine wiring harness retainer from left cylinder head cover and oil level indicator tube.

Fig 10: Map Sensor 3.8L
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Disconnect the knock sensor wiring harness connector.
Remove the upper intake manifold (3).

Fig 11: Discharge Line R and I
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Disconnect the A/C electrical connector.
Disconnect the A/C discharge line (2) from the compressor. Cover and seal all openings of hoses and compressor.

Fig 12: Suction Line to Compressor
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Disconnect the A/C suction line (2) from the compressor. Cover and seal all openings of hoses and compressor.

Fig 13: Location CKP
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Disconnect the oil pressure sending unit (OPS).
Disconnect the coolant hose at the engine oil cooler.
Remove the crankshaft sensor (2), (CKP).

Fig 14: Starter Battery Cable 3.8L
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Disconnect the in block heater (if equipped).
Disconnect the starter wiring (1) and remove starter.

Fig 15: Starter Mounting 3.8L
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Remove the starter (1).
Remove the flex plate inspection cover. (If equipped).
Rotate the engine at the crankshaft pulley bolt and remove the torque converter bolts. (If equipped).

Fig 16: O2 Sensors Left Side
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Disconnect the left side oxygen sensors (1,2).

Fig 17: O2 Sensors Right Side
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Disconnect the right side oxygen sensors (1,2).
Disconnect the exhaust pipes from the manifolds.
Remove the left and right exhaust manifolds.

Fig 18: Mounting Bolts
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Remove the power steering pump mounting bolts (2) and pump, with hoses attached.
Remove the engine mount thru bolts.

Fig 19: 3.8L Structural Cover
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Remove the structural cover mounting bolts (1,2), and cover. (If equipped).
Support the transmission using a suitable jack.
Connect engine lifting chain to engine, and lift the engine using a suitable hoist.
Lift the engine using a suitable hoist.
Separate the transmission from the engine.