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

OnStar Keypad


Object Number: 799494  Size: MF
(1)OnStar Keypad
(2)Rearview Mirror
Figure 2:

Global Positioning System Antenna Connection


Object Number: 799496  Size: MF
(1)Vehicle Communication Interface Module (VCIM)
(2)Headliner Harness
Figure 3:

Rear Floor


Object Number: 799498  Size: MF
(1)Headliner Harness to GPS Antenna
(2)Rear Floor
(3)Body Harness Channel
Figure 4:

Right B Pillar


Object Number: 799500  Size: MF
(1)Headliner Harness to GPS Antenna
(2)Headliner Harness, to Vehicle Communication Interface Module (VCIM)
(3)Door Frame
Figure 5:

Headliner


Object Number: 799512  Size: MF
(1)Headliner
(2)Antenna Harness, partial, to GPS Antenna
(3)Roof Panel
Figure 6:

Global Positioning System (GPS) Antenna


Object Number: 799516  Size: MF
Figure 7:

Cellular Cable to Vehicle Communication Interface Module (VCIM)


Object Number: 799520  Size: MF
(1)Vehicle Communication Interface Module
Figure 8:

Rear Floor and C Pillar


Object Number: 799524  Size: MF
(1)Coaxial Cable
(2)C Pillar
(3)Coaxial Cable
Figure 9:

Cellular Antenna


Object Number: 799531  Size: MF
(1)Coaxial Cable
(2)Cellular Antenna
Figure 10:

Vehicle Communication Interface Module (VCIM), Short Wheelbase, Body Type VIN = 3


Object Number: 825916  Size: MF
(1)Connectors
(2)Body Harness
(3)Rear Floor Panel
(4)Vehicle Communication Interface Module (VCIM)
Figure 11:

Vehicle Communication Interface Module (VCIM), Long Wheelbase, Body Type VIN = 6


Object Number: 825918  Size: MF
(1)Vehicle Communication Interface Module (VCIM)
(2)Rear Floor
(3)Connectors