GM Prizm/Nova 1985-1993 Repair Guide

Ignition Switch/Ignition Lock

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REMOVAL and INSTALLATION

See Figure 1

  1. Disconnect the negative battery cable.
  2.  
  3. Unscrew the retaining screws and remove the upper and lower steering column covers.
  4.  
  5. Remove the 2 retaining screws and remove the steering column trim.
  6.  
  7. Turn the ignition key to the ACC position.
  8.  
  9. Push the lock cylinder stop in with a small, round object (cotter pin, punch, etc.) and pull out the ignition key and the lock cylinder.
  10.  

You may find that removing the steering wheel and the combination switch makes the job easier.

  1. Loosen the mounting screw and withdraw the ignition switch from the lock housing.
  2.  

To install:
  1. When reinstalling, position the switch so that the recess and the bracket tab are properly aligned. Install the retaining screw.
  2.  



Click image to see an enlarged view

Fig. Fig. 1: Ignition switch removal - Prizm

  1. Make sure that both the lock cylinder and the column lock are in the ACC position. Slide the cylinder into the lock housing until the stop tab engages the hole in the lock.
  2.  
  3. Make certain the stop tab is firmly seated in the slot. Turn the key to each switch position, checking for smoothness of motions and a positive feel. Remove and insert the key a few times, each time turning the key to each switch position.
  4.  
  5. Reinstall the combination switch and the steering wheel if they were removed.
  6.  
  7. Install the steering column trim and the upper and lower column covers.
  8.  
  9. Connect the negative battery cable.
  10.  

 
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