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

Manual Transmission - NV 3500


Object Number: 787990  Size: LF
(1)Vehicle Speed Sensor
(2)NV 3500 Transmission
(3)Oxygen Sensor Downstream Connector
(4)Backup Lamp Switch
(5)Oxygen Sensor Upstream Connector
Figure 2:

Clutch Start Switch


Object Number: 787986  Size: LF
(1)Clutch Start Switch
(2)Dash Panel
(3)Clutch Pedal