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

Data Link Connector (DLC) (Sirius-D3)


Object Number: 1263030  Size: FS
Master Electrical Component List
Data Link Connector (DLC) (Sirius-D4)
Underhood Fuse Block (0.8L) - IP FUSEBOX Fuse, IGNITION SWITCH, IP FUSE BLOCK (0.8L) - STOP LAMPS, ROOM LAMP, HAZARD LAMP and CENTRAL DOOR LOCK Fuses
Underhood Fuse Block (0.8L) - IP FUSEBOX Fuse, IGNITION SWITCH, IP FUSE BLOCK (0.8L) - STOP LAMPS, ROOM LAMP, HAZARD LAMP and CENTRAL DOOR LOCK Fuses
Underhood Fuse Block (0.8L) - IP FUSEBOX Fuse, IGNITION SWITCH, IP FUSE BLOCK (0.8L) - STOP LAMPS, ROOM LAMP, HAZARD LAMP and CENTRAL DOOR LOCK Fuses
G201 (0.8L)
Figure 2:

Data Link Connector (DLC) (Sirius-D4)


Object Number: 1511831  Size: FS
Master Electrical Component List
Data Link Connector (DLC) (Fenix)
Data Link Connector (DLC) (Sirius-D3)
Underhood Fuse Block (1.0L) - IP FUSEBOX Fuse, IGNITION SWITCH, IP FUSE Block (1.0L) - STOP LAMPS, ROOM LAMP, HAZARD LAMP, and CENTRAL DOOR LOCK Fuses
Underhood Fuse Block (1.0L) - IP FUSEBOX Fuse, IGNITION SWITCH, IP FUSE Block (1.0L) - STOP LAMPS, ROOM LAMP, HAZARD LAMP, and CENTRAL DOOR LOCK Fuses
Underhood Fuse Block (1.0L) - IP FUSEBOX Fuse, IGNITION SWITCH, IP FUSE Block (1.0L) - STOP LAMPS, ROOM LAMP, HAZARD LAMP, and CENTRAL DOOR LOCK Fuses
G201 (1.0L)
Figure 3:

Data Link Connector (DLC) (Fenix)


Object Number: 1263031  Size: FS
Master Electrical Component List
Data Link Connector (DLC) (Sirius-D4)
Underhood Fuse Block (0.8L) - IP FUSEBOX Fuse, IGNITION SWITCH, IP FUSE BLOCK (0.8L) - STOP LAMPS, ROOM LAMP, HAZARD LAMP and CENTRAL DOOR LOCK Fuses
G201 (0.8L)