Montana SV6 (2006), Relay, Terraza, Uplander (2005-2007)

Rear Main Seal

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Removal & Installation



  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Remove or disconnect the following:
    NOTE
    Be careful not to damage the crankshaft seal surface with the prying tool.



    Negative battery cable
     
    Transmission assembly
     
    Flywheel
     
    Crankshaft seal by prying it from out oil seal housing
     

  4.  

To install:

Click image to see an enlarged view

Fig. Indicating the proper orientation of the rear main seal during installation


CAUTION
Note the direction of the rear oil seal. The new design seal is a reverse style as opposed to what has been used in the past. "THIS SIDE OUT" has been stamped into the seal.


NOTE
Do not apply or use any oil lubrication on the crankshaft rear oil seal or the seal installer. Do not touch the sealing lip of the oil seal once the protective sleeve is removed. Doing so will damage or deform the seal. Clean the crankshaft sealing surface with a clean, lint free towel. Inspect the edge of crankshaft for burrs or sharp edges that could damage the rear main oil seal. Remove burrs or sharp edges with a crocus cloth.

  1. Install the new rear seal by using a seal installer.
  2.  
  3. Install or connect the following:

    Flywheel
     
    Transmission assembly
     
    Negative battery cable
     

  4.  
  5. Start the engine and check for leaks.
  6.  

 
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