GM Lumina/Grand Prix/Cutlass Supreme/Regal 1988-1996

Flywheel

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REMOVAL & INSTALLATION



See Figure 1

Click image to see an enlarged view

Fig. Fig. 1: Exploded view of the flywheel-1996 3.1L engine shown

On some vehicles, it may be necessary to remove the chamfer (bevel) from the edge of the socket to get full socket engagement on the thin headed flywheel bolts.

  1. Disconnect the negative battery cable.
  2.  
  3. Remove the transaxle assembly as outlined in Drive Train of this repair guide.
  4.  
  5. If necessary for access, remove the right side 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.
  2.  
  3. Using special tool J38122, J37096, or equivalent, secure the crankshaft, then unfasten the flywheel mounting bolts. Remove the flywheel and spacer (if equipped). For the 3.8L engine, discard the retaining bolts.
  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:
    1. 2.2L and 2.5L engines: 55 ft. lbs. (75 Nm).
    2.  
    3. 2.3L engine: 22 ft. lbs. (30 Nm) plus an additional 45ºturn.
    4.  
    5. 2.8L and 3.1L engines: 61 ft. lbs. (83 Nm).
    6.  
    7. 3.4L engine: 60 ft. lbs. (82 Nm).
    8.  
    9. 3.8L engine: 11 ft. lbs. (15 Nm) plus an additional 50ºturn.
    10.  

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

 
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