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

Driver Seat


Object Number: 1609204  Size: MF
(1)Seat Belt Switch Connector - LF (Light Duty)
(2)Seat Belt Pretensioner Connector - Left (Light Duty)
(3)Seat Adjuster Switch - Driver (AG1)
(4)S304 (AG1)
(5)C307
(6)Seat Motors - Driver (AG1)
(7)Inflatable Restraint Seat Position Sensor (SPS) - Left (Light Duty)
(8)Seat Belt Switch Connector - LF (Heavy Duty)
Figure 2:

Passenger Seat


Object Number: 1609206  Size: MF
(1)Seat Adjuster Switch - Passenger (AG2)
(2)S317 (Light Duty w/AG2)
(3)C306
(4)Inflatable Restraint Passenger Presence System (PPS) Sensor (Light Duty w/o YF7)
(5)Inflatable Restraint Passenger Presence System (PPS) Module (Light Duty w/o YF7)
(6)Seat Belt Pretensioner Connector - Right (Light Duty)
(7)Seat Belt Switch Connector - RF (Light Duty)
(8)Inflatable Restraint Seat Position Sensor (SPS) - Right (Light Duty)
(9)Seat Motors - Passenger (AG2)