Toyota Tundra 2001-06

Rear Main Seal

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Removal & Installation



  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Remove the transmission and flywheel/driveplate from the vehicle.
  4.  
  5. Cut off the rubber lip portion of the seal with a sharp knife.
  6.  
  7. Pry out the oil seal.
  8.  

To install:

  1. Install the rear main seal so that it is flush with the seal retainer housing.
  2.  
  3. Install or connect the following:

    Flywheel/driveplate. Tighten the bolts to 28 ft. lbs. (38 Nm) for 3.4L engine with a manual transmission, 61 ft. lbs. (83 Nm) for 3.4L engine with an automatic transmission or 35 ft. lbs. (48 Nm) plus a 90 degree turn for 4.7L engine.
     
    Transmission
     

  4.  

Seal Retainer On Engine
  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Disconnect the negative battery cable.
  4.  
  5. Remove the transmission.
  6.  
  7. Remove the clutch cover assembly and flywheel (manual transmission) or the flexplate (automatic transmission).
  8.  
  9. Use a small, sharp knife to cut off the lip of the oil seal. Take great care not to score any metal with the knife.
  10.  
  11. Use a small prybar to pry the old seal from the retaining plate. Be careful not to damage the plate. Protect the tip of the tool with tape and pad the fulcrum point with cloth.
  12.  
  13. Inspect the crankshaft and seal lip contact surfaces for any sign of damage.
  14.  

To install:

  1. Apply a light coat of multi-purpose grease to the lip of a new oil seal. Loosely fit the seal into place by hand, making sure it is not crooked.
  2.  
  3. Use a seal driver such as (SST 09223-15030 and 09950-70010) of the correct size to install the seal. Tap it into place until the surface of the seal is flush with the edge of the housing.
    NOTE
    Use the correct tools. Homemade substitutes may install the seal crooked, resulting in oil leaks and premature seal failure.

  4.  

 
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