Dodge Durango

 Service Manual

Engine » Removal and installation
Crankshaft oil seal-rear

REMOVAL

NOTE: This procedure can be preformed in vehicle.

(1) If being preformed in vehicle, remove the transmission. Refer to Group 21, Transmission and Transfer Case.

(2) Remove the flexplate. Refer to procedure in this section.

NOTE: The crankshaft oil seal CAN NOT be reused after removal.

NOTE: The crankshaft rear oil seal remover Special Tool 8506 must be installed deeply into the seal.

Continue to tighten the removal tool into the seal until the tool can not be turned farther. Failure to install tool correctly the first time will cause tool to pull free of seal without removing seal from engine.

(3) Using Special Tool 8506 (Fig. 132), remove the crankshaft rear oil seal.

Fig. 132 Crankshaft Rear Oil Seal Removal

1 - REAR CRANKSHAFT SEAL

2 - SPECIAL TOOL 8506

INSTALLATION

(1) Position the magnetic seal guide Special Tool 8349-2 (Fig. 133) onto the crankshaft rear face. Then position the crankshaft rear oil seal onto the guide.

(2) Using Special Tools 8349 Crankshaft Rear Oil Seal Installer and C-4171 Driver Handle (Fig. 134), with a hammer, tap the seal into place. Continue to tap on the driver handle until the seal installer seats against the cylinder block crankshaft bore.

(3) Install the flexplate.

(4) If removed, install the transmission.

Fig. 133 Crankshaft Rear Oil Seal Guide Special Tool 8349-2 and Oil Seal

1 - REAR CRANKSHAFT SEAL

2 - SPECIAL TOOL 8349-2 GUIDE

Fig. 134 Crankshaft Rear Oil Seal Installation

1 - REAR CRANKSHAFT SEAL

2 - SPECIAL TOOL 8349-1 INSTALLER

3 - SPECIAL TOOL C-4171 HANDLE

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