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

Power, Ground and Transfer Case Encoder Motor


Object Number: 744348  Size: FS
Master Electrical Component List
Transfer Case Description and Operation
Propshaft Speed Sensors, Front Axle Actuator
4WD and HVAC I Fuses
4WD and HVAC I Fuses
ABS, HAZ LP, STUD 1, STUD 2, CTSY LP, and PARK LP Fuses
4WD and HVAC I Fuses
Propshaft Speed Sensors, Front Axle Actuator
G100 and G110
Figure 2:

Propshaft Speed Sensors, Front Axle Actuator


Object Number: 744351  Size: FS
Master Electrical Component List
Transfer Case Description and Operation
Switch Controls
Power, Ground and Transfer Case Encoder Motor
Power, Ground and Transfer Case Encoder Motor
G100 and G110
Figure 3:

Switch Controls


Object Number: 744354  Size: FS
Master Electrical Component List
Transfer Case Description and Operation
Propshaft Speed Sensors, Front Axle Actuator
IGN 1, SEO IGN, and AIR BAG Fuses
IGN 1, SEO IGN, and AIR BAG Fuses
Transfer Case Shift Control Switch and Traction Assist Switch
IGN 1, SEO IGN, and AIR BAG Fuses
Splice Pack SP205
G203 - 1 of 4
G203 - 4 of 4
G203 - 4 of 4
G203 - 1 of 4