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Home >> Cadillac >> 2003 >> Escalade EXT >> Repair and Diagnosis >> Body & Frame >> Ignition Switch/Steering Lock >> Steering Wheel & Steering Column >> Repair Instructions >> Ignition Switch Replacement >> Installation Procedure
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Installation Procedure

Important:  Before installing a new ignition switch, the lock cylinder gear has to be rotated counterclockwise until it hits the stop. Counterclockwise from the drivers perspective. In order to rotate the lock cylinder all the way the key and lock cylinder need to be removed. Once the key and lock cylinder are removed, rotate counterclockwise with a screw driver.

  1. Install the ignition lock cylinder case (1) and slide the ignition switch (2) in.
    Fig 1: Installing Ignition Lock Cylinder Case & Slide The Ignition Switch In
    G01455097Courtesy of GENERAL MOTORS CORP.
  2. Push the key alarm connector (1) into the ignition lock cylinder case (2).
  3. Rotate the key alarm connector (1) 90 degrees so that the key alarm connector (1) locks into place.
  4. Install the passkey connector into the ignition lock cylinder case (2).
    Fig 2: Installing Passkey Connector To Ignition Lock Cylinder Case
    G01455098Courtesy of GENERAL MOTORS CORP.
  5. Slide the 2 connectors (2) of the turn signal and multifunction switch assembly into the bulkhead connector (1).
    Fig 3: Installing Connectors Of Turn Signal & Multifunction Switch Assembly Out Of Bulkhead Connector
    G01455099Courtesy of GENERAL MOTORS CORP.

    Important:  The abrasion sleeve must be installed back onto the steering column wire harness assembly. The ignition lock cylinder case wires and connector must be hanging out of the middle of the abrasion sleeve.

  6. Attach the wire harness strap (2) to the wire harness assembly (1) and the steering column.
  7. Install the upper and lower trim covers. Refer to STEERING COLUMN TRIM COVERS REPLACEMENT  .
  8. Enable the SIR system. Refer to ZONE 3 in SIR.
    Fig 4: Installing Wire Harness Strap To Steering Column & Wire Harness Assembly
    G01455100Courtesy of GENERAL MOTORS CORP.