GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 1998 🢒 Riviera 🢒 HVAC 🢒 HVAC Systems - Automatic 🢒 Theft Deterrent System Component Views
Figure 1:

Passenger Compartment, Under the Left Side of the Instrument Panel
Object Number: 342728 Size: LF
(1)C202
(2)Lamp Control Module (LCM)
(3)Body Control Module (MALL)
(4)Starter Enable Relay
Figure 2:

Under the Right Side of the Instrument Panel
Object Number: 342751 Size: MF
(1)PASS-Key Theft Deterrent Module