GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Isuzu
🢒
1999
🢒
S/T Isuzu - 4WD
🢒
Driveline/Axle
🢒 Transfer Case - NVG 233-NP1 (Two Speed Selectable)
Driveline/Axle
All Component Locator
Transfer Case Control Component Views
Transfer Case Control Components
All Description and Operation
Data Memory Retention Check
Encoder Signal Check
Encoder Switch Monitor Check
Mode Shifts
Motor and Relay Voltage Checks
Motor/Encoder Circuit Operation
RAM/ROM Check
Range Shifts
Transfer Case Control Module Description
Transfer Case Description
Transfer Case System Description
All Special Tools and Equipment
Special Tools
All Visual Identification
Transfer Case Control Connector End Views
Diagnostic Procedures
All Shift Select Buttons Do Not Light
All Shift Select Buttons Remain Lit
Functional Test Failed
More Than One Shift Select Button Remains Lit
No Shift Select Buttons Remain Lit
One or Two Shift Select Buttons Do Not Light
Perform a Diagnostic on the Transfer Case Control Module
Reduced or No Mode and Range Shift Operation
Transfer Case Diagnosis
Transfer Case Functional Test
Disassembly, Overhaul, Repair, and Assembly
Transfer Case Assemble
Transfer Case Disassemble
Electrical/Electronic Schematic Diagrams
Transfer Case Control Schematic Icons
Transfer Case Control Schematic References
Transfer Case Control Schematics
General Diagnostic Information
Clearing Memory
Diagnostic Trouble Codes
Obtaining Diagnostic Trouble Codes
Transfer Case Electronic Shift System Diagnosis
Mechanical Specifications
Approximate Fluid Capacities
Fastener Tightening Specifications
Removal, Installation, and Replacement
Motor/Encoder Replacement
Oil Replacement
Shield Replacement
Transfer Case Replacement
Transfer Case Shift Control Module Replacement
Transfer Case Vent Hose Replacement