GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2000
🢒
Sonoma Pickup - 4WD
🢒
Driveline/Axle
🢒
Transfer Case - NVG 233-NP1 (Two Speed Selectable)
🢒 Transfer Case Control Schematics
Figure
1:
Power and Ground
Transfer Case Control Components
Transfer Case Control Module Description
Electric Shift Transfer Case
Power and Grounding Connector End Views
B+ Bus Bar
INT BATT Fuse
CTSY LP Fuse and Courtesy Lamp Relay
CTSY LP Fuse and Courtesy Lamp Relay
Handling ESD Sensitive Parts Notice
G205 and G206 (Utility)
Figure
2:
Electric Shift Transfer Case
Transfer Case Control Components
Transfer Case Control Module Description
Transfer Case Shift Control Switch
Power and Ground
Handling ESD Sensitive Parts Notice
Figure
3:
Transfer Case Shift Control Switch
Transfer Case Control Components
Transfer Case Control Module Description
Four Wheel Drive Indicator Switch and Vehicle Control Module (VCM)
Electric Shift Transfer Case
ILLUM and PARK LP Fuses
Body Control System Connector End Views
ILLUM Fuse 12
Handling ESD Sensitive Parts Notice
SIR Schematic
BCM (Chevy/GMC)
Ign ACC, RUN and RAP Bus Bar
Handling ESD Sensitive Parts Notice
G203 and G204 (Pickup)
G203 and G204 (Pickup)
Handling ESD Sensitive Parts Notice
Four Wheel Drive Indicator Switch and Vehicle Control Module (VCM)
Figure
4:
Four Wheel Drive Indicator Switch and Vehicle Control Module (VCM)
Transfer Case Control Components
Transfer Case Control Module Description
Transfer Case Shift Control Switch
CRANK and CLSTR Fuses
Power and Grounding Connector End Views
Transfer Case Shift Control Switch
CRANK and CLSTR Fuses
BTSI Fuse Power (Automatic Transmission)
BTSI Fuse Power (Automatic Transmission)
Cruise Control Module and PCM/VCM
VCM Connector End Views
Vehicle Speed Signal, Transfer Case Shift Control Module and 4WD IndicAtor Switch
Handling ESD Sensitive Parts Notice
Class 2 Communication (310 ABS)
Power and Ground (325 ABS)
Handling ESD Sensitive Parts Notice