GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Cell 139: Ignition Switch


Object Number: 514716  Size: FS
Tilt Wheel/Column Components
Cell 139: Automatic Transaxle Control, Steering Column Electric Park Lock
Fuse Block Schematics
Shift Lock Control Schematics
Cell 139: Automatic Transaxle Control, Steering Column Electric Park Lock
Figure 2:

Cell 139: Automatic Transaxle Control, Steering Column Electric Park Lock


Object Number: 514720  Size: FS
Tilt Wheel/Column Components
Cell 139: Ignition Switch
Shift Lock Control Schematics
Ground Distribution Schematics
Cell 139: Ignition Switch