Alero, Grand Am 1999-2005

Flywheel or Flexplate & Ring Gear

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Removal & Installation




NOTE
On flywheel removal, it may be necessary to obtain these appropriate to perform the job:



Torque angle meter-J 36660 or equivalent
 
Harmonic balancer retainer-J 38122 or equivalent
 

  1. Disconnect the negative battery cable.
  2.  
  3. Remove the transaxle assembly, refer to the Section 7 of this manual for details.
  4.  
  5. If equipped, remove the splash shield.
    NOTE
    To assure proper balance during reassembly, matchmark the relationship of the pressure plate assembly to the flywheel

  6.  
  7. If equipped with a manual transaxle, remove the clutch and pressure plate. Mark the relationship of the cover assembly to the flywheel to assure proper balance during reassembly.
  8.  
  9. Using a harmonic balance retaining tool J 38122 or equivalent, secure the crankshaft, then unfasten the flywheel mounting bolts. Remove the flywheel and spacer (if equipped).

    Click image to see an enlarged view

    Fig. Exploded view of the flywheel-3.1L engine shown

  10.  

To install:

  1. Remove all thread adhesive from the bolts and from the holes before installation.
  2.  
  3. Apply locking type adhesive to all of the flywheel-to-crankshaft mounting bolts.
  4.  
  5. The remaining installation steps are the reverse of the removal procedure. Tighten the flywheel bolts in stages to the following specifications:

    2.2L engines: 39 ft. lbs. (53 Nm) plus an additional 25° turn
     
    2.4L engine: 22 ft. lbs. (30 Nm) plus an additional 45° turn.
     
    3.1L engine: 61 ft. lbs. (83 Nm).
     
    3.4L engine: 52 ft. lbs. (70 Nm)
     

  6.  
  7. Connect the negative battery cable.
  8.  

 
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