Ignition Lock Cylinder: Notes
CAUTION:
Before servicing any electrical component, ignition key must be in OFF or LOCK position and all electrical loads must be OFF, unless instructed otherwise in these procedures. If a tool or equipment could easily come in contact with a live exposed electrical terminal, also disconnect negative battery cable. Failure to follow these precautions may cause personal injury and/or damage to vehicle or its components.
NOTE:
Perform body control module theft deterrent relearn procedure whenever you replace ignition switch lock cylinder. See ANTI-THEFT SYSTEMS - AZTEK article.