Dodge Durango

 Service Manual

Engine » Removal and installation
Cylinder head cover

REMOVAL

LEFT SIDE COVER

(1) Disconnect negative cable from battery.

(2) Remove the resonator assemble and air inlet hose.

(3) Disconnect injector connectors and un-clip the injector harness.

(4) Route injector harness in front of cylinder head cover.

(5) Disconnect the left side breather tube and remove the breather tube.

(6) Remove the cylinder head cover mounting bolts.

(7) Remove cylinder head cover and gasket.

NOTE: The gasket may be used again, provided no cuts, tears, or deformation has occurred.

INSTALLATION

CAUTION: Do not use harsh cleaners to clean the cylinder head covers. Severe damage to covers may occur. CAUTION: DO NOT allow other components including the wire harness to rest on or against the cylinder head cover. Prolonged contact with other objects may wear a hole in the engine cylinder head cover.

(1) Clean cylinder head cover and both sealing surfaces.

Inspect and replace gasket as necessary.

(2) Install cylinder head cover and hand start all fasteners. Verify that all studs are in the correct location shown in (Fig. 54).

(3) Tighten cylinder head cover bolts and double ended studs to 12 N*m (105 in. lbs.).

(4) Install left side breather and connect breather tube.

(5) Connect injector electrical connectors and injector harness retaining clips.

(6) Install the resonator and air inlet hose.

(7) Connect negative cable to battery.

REMOVAL

RIGHT SIDE COVER

(1) Disconnect battery negative cable.

(2) Remove air cleaner assembly, resonator assembly and air inlet hose.

(3) Drain cooling system, below the level of the heater hoses. Refer to COOLING SYSTEM.

(4) Remove accessory drive belt.

(5) Remove air conditioning compressor retaining bolts and move compressor to the left.

(6) Remove heater hoses.

(7) Disconnect injector and ignition coil connectors.

(8) Disconnect and remove positive crankcase ventilation (PCV) hose.

(9) Remove oil fill tube.

(10) Un-clip injector and ignition coil harness and move away from cylinder head cover.

(11) Remove right rear breather tube and filter assembly.

Fig. 53 Exhaust Manifold-Left

(12) Remove cylinder head cover retaining bolts.

(13) Remove cylinder head cover.

NOTE: The gasket may be used again, provided no cuts, tears, or deformation has occurred.

INSTALLATION

CAUTION: Do not use harsh cleaners to clean the cylinder head covers. Severe damage to covers may occur.

Fig. 54 Cylinder Head Cover-Left

CAUTION: DO NOT allow other components including the wire harness to rest on or against the engine cylinder head cover. Prolonged contact with other objects may wear a hole in the cylinder head cover.

(1) Clean cylinder head cover and both sealing surfaces.

Inspect and replace gasket as necessary.

(2) Install cylinder head cover and hand start all fasteners. Verify that all double ended studs are in the correct location shown in (Fig. 55).

Fig. 55 Cylinder Head Cover-Right

(3) Tighten cylinder head cover bolts and double ended studs to 12 N*m (105 in. lbs).

(4) Install right rear breather tube and filter assembly.

(5) Connect injector, ignition coil electrical connectors and harness retaining clips.

(6) Install the oil fill tube.

(7) Install PCV hose.

(8) Install heater hoses.

(9) Install air conditioning compressor retaining bolts.

(10) Install accessory drive belt (11) Fill Cooling system (12) Install air cleaner assembly, resonator assembly and air inlet hose.

(13) Connect battery negative cable.

Engine mounts-left and right

Engine mount-rear

Structural cover

Engine assembly

Intake manifold

Exhaust manifolds

Cylinder head cover

Rocker arms

Cylinder heads

Valve springs and seals

Hydraulic lash adjuster

Crankshaft damper

Timing chain cover

Timing chain and sprockets

Idler shaft-timing drive

Camshafts-in vehicle

Crankshaft main bearings

Oil pan 4x2 vehicle

Oil pan 4x4 vehicle

Piston and connecting rod

Crankshaft

Flexplate

Oil pump

Engine oil pressure sending unit

Crankshaft oil seal-front

Crankshaft oil seal-rear

Engine core plugs