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

Theft Deterrent Control Module, Alarm, and Hood Ajar Switch - UA2/BAE


Object Number: 2082081  Size: FS
Figure 2:

Intrusion and Indication Sensor Signals - UA2/BAE


Object Number: 2082084  Size: FS
Figure 3:

Passlock Sensor - without BAE


Object Number: 2082087  Size: FS