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

Power Seat


Object Number: 755430  Size: MF
(1)Power Seat, LF
(2)Power Seat Switches
(3)Memory Seat Module
Figure 2:

Memory/Heated Seat Switches


Object Number: 755427  Size: MF
(1)Door Trim Panel, LF
(2)Memory Seat Switch
(3)Heated Seat Switch
Figure 3:

Front Passenger Seat


Object Number: 1364831  Size: MF
(1)Forward-Rearward Motor
(2)Vertical Motor, Front
(3)Vertical Motor, Rear
(4)Recline Motor
Figure 4:

Passenger Seat Lumbar Actuators, Driver Seat Similar


Object Number: 1204234  Size: MF
(1)Lumbar Actuator-Vertical
(2)Lumbar Position Sensor-Vertical
(3)Lumbar Actuator-Horizontal
(4)Lumbar Harness to Seat Back Harness Connector, C324
(5)Seat Cushion
Figure 5:

Passenger Heated Seat Elements, Driver Seat Similar


Object Number: 1204231  Size: MF
(1)Heater Element
(2)Seat Cushion Heater Element (Under Seat Cover)
(3)Seat Cover, Partially Removed