GM Service Manual Online
For 1990-2009 cars only

Door Control Module Schematics for Chevrolet TrailBlazer - 4WD 2003

Figure 1:

Driver Door Module Power and Ground


Object Number: 743601  Size: FS
Figure 2:

Serial Data and Subsystem References


Object Number: 897831  Size: FS
Figure 3:

Front Passenger Door Module Power and Ground


Object Number: 743605  Size: FS