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

Driver Door Lock (LHD)
Object Number: 1749464 Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Driver Door Lock (RHD)
Left Rear Fuse Block B+ Bus
Low Speed GMLAN Serial Data 1 of 2
G200 (2 of 2) LHD
Figure 2:

Driver Door Lock (RHD)
Object Number: 1857694 Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Front Passenger Door Lock (LHD)
Driver Door Lock (LHD)
Left Rear Fuse Block B+ Bus
Low Speed GMLAN Serial Data 1 of 2
G201 (RHD)
Figure 3:

Front Passenger Door Lock (LHD)
Object Number: 1749465 Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Front Passenger Door Lock (RHD)
Driver Door Lock (RHD)
Right Rear Fuse Block B+ Bus
Low Speed GMLAN Serial Data 2 of 2
G201 (LHD)
Figure 4:

Front Passenger Door Lock (RHD)
Object Number: 1857695 Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Rear Door Locks (Domestic)
Front Passenger Door Lock (LHD)
Right Rear Fuse Block B+ Bus
Low Speed GMLAN Serial Data 2 of 2
G200 1 OF 2 (RHD)
Figure 5:

Rear Door Locks - Domestic
Object Number: 1749466 Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Rear Door Locks (Export)
Front Passenger Door Lock (RHD)
G401 (3 of 3)
G200 (2 of 2) LHD
G401 (3 of 3)
G201 (LHD)
Figure 6:

Rear Door Locks - Export
Object Number: 1837891 Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Rear Door Locks (Domestic)
G401 (3 of 3)
G200 1 OF 2 (RHD)
G401 (3 of 3)
G201 (RHD)