GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Regal 🢒 Power and Signal Distribution 🢒 Wiring Systems and Power Management 🢒 Ground Distribution Schematics
Figure 1:

G101 and G103
Object Number: 2180118 Size: FS
Figure 2:

G102
Object Number: 2180119 Size: FS
Figure 3:

G104, G114 and G115 (LTD/LE5)
Object Number: 2180120 Size: FS
Figure 4:

G105, G106 and G108
Object Number: 2180121 Size: FS
Figure 5:

G109 (1 of 3)
Object Number: 2180123 Size: FS
Figure 6:

G109 (2 of 3)
Object Number: 2180124 Size: FS
Figure 7:

G109 (3 of 3)
Object Number: 2180125 Size: FS
Figure 8:

G110 and G111
Object Number: 2180126 Size: FS
Figure 9:

G201 (1 of 2)
Object Number: 2180127 Size: FS
Figure 10:

G201 (2 of 2)
Object Number: 2180128 Size: FS
Figure 11:

G203
Object Number: 2180129 Size: FS
Figure 12:

G204 and G205
Object Number: 2180130 Size: FS
Figure 13:

G205
Object Number: 2180131 Size: FS
Figure 14:

G206 (1 of 2)
Object Number: 2180132 Size: FS
Figure 15:

G206 (2 of 2)
Object Number: 2180133 Size: FS
Figure 16:

G303
Object Number: 2180134 Size: FS
Figure 17:

G305 (1 of 2)
Object Number: 2180135 Size: FS
Figure 18:

G305 (2 of 2)
Object Number: 2180136 Size: FS
Figure 19:

G401 (1 of 5)
Object Number: 2180137 Size: FS
Figure 20:

G401 (2 of 5)
Object Number: 2180138 Size: FS
Figure 21:

G401 (3 of 5)
Object Number: 2180139 Size: FS
Figure 22:

G401 (4 of 5)
Object Number: 2180140 Size: FS
Figure 23:

G401 (5 of 5)
Object Number: 2180141 Size: FS
Figure 24:

G404
Object Number: 2180142 Size: FS
Figure 25:

G406
Object Number: 2180143 Size: FS