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

Ignition Control Module (ICM)

Print

REMOVAL and INSTALLATION

See Figure 1

  1. Disconnect the negative battery cable.
  2.  
  3. Detach the 14-way connector at the ignition module.
  4.  
  5. Tag and disconnect the spark plug wires at the coil assembly.
  6.  
  7. Remove the 6 screws securing the coil assemblies to the ignition control module, then disconnect the coils from the module.
  8.  
  9. Unfasten the nuts and washers that retain the module to the bracket, then remove the ignition module from the vehicle.
  10.  



Click image to see an enlarged view

Fig. Fig. 1: Ignition control module/coil assembly mounting

To install:
  1. Position the coils to the ignition control module, then secure with the retaining screws. Tighten the screws to 40 inch lbs. (4.5 Nm).
  2.  
  3. Fit the module assembly to the bracket and install the retaining nuts and washers. Tighten to 70 inch lbs. (8 Nm).
  4.  
  5. Connect the spark plug wires, as tagged during removal.
  6.  
  7. Attach the 14-way connector to the module.
  8.  
  9. Connect the negative battery cable.
  10.  

I) SYSTEM



 
label.common.footer.alt.autozoneLogo