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For 1990-2009 cars only

SMU - Revised Ignition Lock Cylinder Replacement

Subject:Revised Ignition Lock Cylinder Replacement

Models:1998-2002 Chevrolet and GMC C/K, S/T, M/L and G Model Vehicles
1999-2000 Cadillac Escalade
2002 Cadillac Escalade
1998-2002 Oldsmobile Bravada



This bulletin is being issued to revise the Ignition Lock Cylinder Replacement procedure in the Steering Wheel and Column - Standard or Steering Wheel and Column - Tilt sub-sections of the Service Manual. Please replace the current information in the Service Manual with the following information.

The following information has been updated within SI2000. If you are using a paper version of this Service Manual, please make a reference to this bulletin on the affected page.

The above mentioned Service Manuals omitted information regarding performing the Passlock Relearn or Autolearn procedure after an ignition lock cylinder has been replaced. If you have replaced the ignition lock cylinder, refer to the following procedures:

For 1998-2000 model year vehicles, refer to Passlock Reprogramming in the Theft Deterrent subsection.

For 2001-2002 model year vehicles, refer to Programming Theft Deterrent System Components in the Theft Deterrent subsection.