Tools Required

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

J 42759 Ignition Switch Connector Release Tool

Disable the inflatable restraint steering wheel module. Refer to DISABLING & ACTIVATING AIR BAG SYSTEM .
Remove the upper and lower trim covers. Refer to Steering Column Trim Covers - Assemble - Off Vehicle (Column Shift Snap On Shrouds) or Steering Column Trim Covers - Assemble - Off Vehicle (Floor Shift) .
Important: The abrasion sleeve located on the steering column wire harness assembly must be reinstalled. Make note of what connector is coming out of the abrasion sleeve for installation purposes.
Remove the wire harness strap (2) from the steering column and the wire harness assembly (1).

Fig 1: Steering Column Wire Harness Assembly

Courtesy of GENERAL MOTORS CORP.

Slide the 2 connectors (2) of the turn signal and multifunction switch assembly out of the bulkhead connector (1).

Fig 2: Bulkhead Connector
Courtesy of GENERAL MOTORS CORP.
Rotate the key alarm connector (1) 90 degrees.
Pull the key alarm connector (1) out of the electronic lock module assembly (2).
Remove the passkey connector from the electronic lock module assembly (2).

Fig 3: Key Alarm Connector
Courtesy of GENERAL MOTORS CORP.
Insert J 42759 into the electronic lock module assembly (1) and slide the ignition and key alarm switch assembly (2) out.

Fig 4: Key Alarm Switch Assembly
Courtesy of GENERAL MOTORS CORP.