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

Cell 38: Power and Ground


Object Number: 429682  Size: FS
Cell 10: HTD SEAT, ATC, HVAC and A/C Fuses
Cell 10: INT BATT Fuse
Cell 114: CTSY LP Fuse and Courtesy Lamp Relay
Cell 114: CTSY LP Fuse and Courtesy Lamp Relay
Transfer Case Control Components
Transfer Case Description
Cell 38: Electric Shift Transfer Case
Handling ESD Sensitive Parts Notice
Cell 14: G205 and G206 (Utility)
Figure 2:

Cell 38: Electric Shift Transfer Case


Object Number: 429683  Size: FS
Handling ESD Sensitive Parts Notice
Transfer Case Control Components
Transfer Case Description
Cell 38: Transfer Case Select Switch
Cell 38: Power and Ground
Figure 3:

Cell 38: Transfer Case Select Switch


Object Number: 429685  Size: FS
Cell 10: ILLUM, PARK LP Fuses
Cell 117: ILLUM Fuse 12
Handling ESD Sensitive Parts Notice
Cell 14: G203 and G204 (Pickup)
Cell 14: G203 and G204 (Pickup)
Handling ESD Sensitive Parts Notice
Cell 38: Front Axle Switch and VCM
Cell 10: 4WD Fuse (4.3L)
Handling ESD Sensitive Parts Notice
Transfer Case Control Components
Transfer Case Description
Cell 38: Front Axle Switch and VCM
Cell 38: Electric Shift Transfer Case
Figure 4:

Cell 38: Front Axle Switch and VCM


Object Number: 429686  Size: FS
Cell 10: CRANK and CLSTR Fuses
Cell 10: B/U LP, TRL B/U and BTSI Fuses (A/T)
Cell 10: CRANK and CLSTR Fuses
Cell 14: G205 and G206 (Utility)
Cell 138: Park/Neutral Position Switch and BTSI Solenoid (Utility w/ Column Shift)
Cell 21: CLSTR and 4WD Fuses
Cell 34: Cruise Control Module and PCM/VCM
Cell 38: Transfer Case Select Switch
Transfer Case Control Components
Transfer Case Description
Cell 38: Transfer Case Select Switch
Cell 44: Class 2 Communication
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice
Handling ESD Sensitive Parts Notice