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Home >> Pontiac >> 2005 >> Grand Prix Base >> Repair and Diagnosis >> Electrical >> Instrument Panel System Displays, Gauges And Console >> Repair Instructions >> Ignition Switch Replacement >> Removal Procedure

Removal Procedure

  1. Disconnect the battery ground cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (RPOs L26/L32) or Battery Negative Cable Disconnect/Connect Procedure (RPO LS4) in Engine Electrical.
    2. Fig 1: Identifying Ignition Cylinder Bezel
    GM910510Courtesy of GENERAL MOTORS CORP.
  2. Use a plastic trim tool to remove the ignition switch bezel.
    3. Fig 2: Ignition Switch Bolts
    GM519619Courtesy of GENERAL MOTORS CORP.
  3. Remove the instrument panel (I/P) accessory trim plate. Refer to Trim Plate Replacement - Instrument Panel (I/P) Accessory .
  4. Remove the left I/P insulator. Refer to Closeout/Insulator Panel Replacement - Left .
  5. Remove the I/P steering column opening filler panel. Refer to Steering Column Filler Replacement .
  6. Remove the I/P driver knee bolster. Refer to Knee Bolster Replacement - Left .
  7. Remove the ignition switch bolts.
    8. Fig 3: Ignition Switch & I/P Trim Pad
    GM929187Courtesy of GENERAL MOTORS CORP.
  8. Lower the ignition switch away from the I/P trim pad.
  9. Insert the key into the ignition lock cylinder. Turn the key to the ON/RUN position.
    10. Fig 4: Park/Lock Cable & Ignition Switch
    GM929311Courtesy of GENERAL MOTORS CORP.
  10. Depress the retainer to release the transaxle park/lock cable. Pull the park/lock cable from the ignition switch.
    11. Fig 5: Ignition Switch & Lock Cylinder
    GM928654Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: You cannot remove the Passkey™ electrical connector until the lock cylinder is removed.
  11. Depress and hold the detent on the bottom of the ignition switch in order to release the ignition lock cylinder. Remove the ignition lock cylinder with the key.
    12. Fig 6: Passkey(TM) Electrical Connector
    GM928659Courtesy of GENERAL MOTORS CORP.
  12. Disconnect the Passkey™ electrical connector.
    13. Fig 7: I/P Ignition & Start Switch
    GM928647Courtesy of GENERAL MOTORS CORP.
  13. Disconnect the electrical connectors.
  14. Remove the I/P ignition and start switch.
    15. Fig 8: Identifying Cylinder Release Button & Center Punch on the Rib
    GM762724Courtesy of GENERAL MOTORS CORP.
  15. Use the following procedure if the ignition switch lock cylinder is seized or won't rotate:
    1. Protect the immediate work area with suitable material such as clean shop towels or a clean fender cover.
    2. Locate the surface for the release button (2) for the ignition switch lock cylinder on the plastic ignition switch housing. Center punch a location (1) on the rib approximately 3/8 inch reward, toward the key entry end, from the cylinder release button.
    3. Carefully drill a pilot hole through the plastic housing with a 1/8-inch drill bit.
    4. Using a 9/32-inch drill bit, carefully drill a larger hole at the pilot location, and slightly into the surface of the ignition switch lock cylinder, to break the release button retaining spring.
    5. Remove portions of the broken spring from the hole using a small suitable tool.
    6. Grasp the ignition switch lock cylinder and remove the cylinder from the switch housing.
    7. Remove any plastic flash from the drilling operation, and using compressed air blow out the ignition switch assembly.
    8. Follow service manual procedures when cylinder recoding is required. Refer to Key and Lock Cylinder Coding in General Information.
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