GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2000 🢒 Catera 🢒 Body and Accessories 🢒 Theft Deterrent 🢒 Theft Deterrent System Schematics
Figure 1:

Immobilizer: Power, Ground, DLC, and Vehicle Speed Input
Object Number: 606792 Size: FS
Figure 2:

CTD: BCM, Horn Relay, and Security Indicator Controls
Object Number: 606802 Size: FS
Figure 3:

CTD: BCM, Door Jamb Switches, Low Beam and Park Lamp Relay Controls
Object Number: 606812 Size: FS
Figure 4:

CTD: BCM, Key Disarm Switch Input and Door Lock Switches
Object Number: 606815 Size: FS