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

Power, Ground and Transfer Case Encoder Motor


Object Number: 1241279  Size: FS
Master Electrical Component List
Transfer Case Description and Operation
Propshaft Speed Sensors and Front Axle Actuator
B+ Bus Bar - 1 of 2
G110
Figure 2:

Propshaft Speed Sensors and Front Axle Actuator


Object Number: 1241282  Size: FS
Master Electrical Component List
Transfer Case Description and Operation
Switch Controls and Class 2 Serial Data
Power, Ground and Transfer Case Encoder Motor
IGN 3, Cruise, and 4WD Fuses
Switch Controls and Class 2 Serial Data
G110
Figure 3:

Switch Controls and Class 2 Serial Data


Object Number: 1241284  Size: FS
Master Electrical Component List
Transfer Case Description and Operation
Propshaft Speed Sensors and Front Axle Actuator
LED Dimming Supply Voltage - 2 of 3
Propshaft Speed Sensors and Front Axle Actuator
SP205 - 1 of 2
G203 - 2 of 3
G203 - 1 of 3
G203 - 1 of 3