Dodge Durango

 Service Manual

Engine » Removal and installation
Exhaust manifolds

RIGHT EXHAUST MANIFOLD

REMOVAL

(1) Disconnect negative cable for battery.

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

(3) Remove accessory drive belt. Refer to COOLING SYSTEM.

(4) Remove A/C compressor from mounting and set aside.

(5) Remove A/C accumulator support bracket fastener.

(6) Drain coolant below heater hose level. Refer to COOLING SYSTEM.

(7) Remove heater hoses at engine.

(8) Remove fasteners attaching exhaust manifold heat shield.

(9) Remove heat shield.

(10) Remove upper exhaust manifold attaching fasteners.

(11) Raise vehicle on hoist.

(12) Disconnect exhaust pipe from manifold.

(13) Remove fasteners attaching starter. Move starter aside.

(14) Remove lower exhaust manifold attaching fasteners.

(15) Remove exhaust manifold and gasket (Fig.

52). Manifold is removed from below the engine compartment.

Fig. 52 Exhaust Manifold-Right

INSTALLATION

(1) Install exhaust manifold and gasket from below engine compartment.

(2) Install lower exhaust manifold fasteners. DO NOT tighten until all fasteners are in place.

(3) Lower vehicle and install upper exhaust manifold fasteners. Tighten all manifold bolts starting at center and working outward to 25 N*m (18 ft. lbs.).

CAUTION: Over tightening heat shield fasteners, may cause shield to distort and/or crack.

(4) Install exhaust manifold heat shield. Tighten fasteners to 8 N*m (72 in. lbs.), then loosen 45 degrees.

(5) Install starter and fasteners.

(6) Connect exhaust pipe to manifold.

(7) Connect heater hoses at engine.

(8) Install fastener attaching A/C accumulator.

(9) Install A/C compressor and fasteners.

(10) Install accessory drive belt.

(11) Install air cleaner assembly, resonator assembly and air inlet hose.

(12) Install battery and connect cables.

(13) Fill cooling system.

LEFT EXHAUST MANIFOLD

REMOVAL

(1) Disconnect negative cable for battery.

(2) Hoist vehicle.

(3) Disconnect exhaust pipe at manifold.

(4) Lower vehicle.

(5) Remove the front two exhaust heat shield retaining fasteners. Raise vehicle and remove the fasteners at rear of heat shield.

(6) Remove heat shield (Fig. 53).

(7) Lower vehicle and remove the upper exhaust manifold retaining bolts (Fig. 53).

(8) Raise vehicle and remove the lower exhaust manifold retaining bolts (Fig. 53).

(9) Remove exhaust manifold and gasket (Fig. 53).

Manifold is removed from below the engine compartment.

INSTALLATION

(1) Install exhaust manifold and gasket from below engine compartment.

(2) Install lower exhaust manifold fasteners (Fig.

53). DO NOT tighten until all fasteners are in place.

(3) Lower vehicle and install upper exhaust manifold fasteners (Fig. 53). Tighten all manifold bolts starting at center and working outward to 25 N*m (18 ft. lbs.).

CAUTION: Over tightening heat shield fasteners, may cause shield to distort and/or crack.

(4) Install exhaust manifold heat shield (Fig. 53).

Tighten fasteners to 8 N*m (72 in. lbs.), then loosen 45 degrees.

(5) Connect exhaust pipe to manifold.

(6) Connect negative cable to battery.

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