GM Grand Am/Achieva/Calais/Skylark/Somerset 1985-98

Flywheel

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REMOVAL & INSTALLATION



See Figures 1 and 2

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 Drive Train of this information for details.
  4.  
  5. If equipped, remove the splash shield.
  6.  

To assure proper balance during reassembly, matchmark the relationship of the pressure plate assembly to the flywheel

  1. 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.
  2.  
  3. 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).
  4.  

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:

    2.0L engine-48 ft. lbs. (65 Nm) plus an additional 30° turn.
     
    2.3L and 2.4L engines-22 ft. lbs. (30 Nm) plus an additional 45° turn.
     
    2.5L engine-55 ft. lbs. (75 Nm).
     
    3.0L engine-60 ft. lbs. (81 Nm).
     
    3.1L engine-61 ft. lbs. (83 Nm).
     
    3.3L engine-1989-92-61 ft. lbs. (83 Nm)
     
    3.3L engine-1993-11 ft. lbs. (15 Nm) plus an additional 50° turn.
     

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



Click image to see an enlarged view

Fig. Fig. 1: View of the flywheel and related components-2.5L engine shown



Click image to see an enlarged view

Fig. Fig. 2: Exploded view of the flywheel-3.1L engine shown

 
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