GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
1998
🢒
GMC Suburban - 4WD
🢒
Driveline/Axle
🢒 Transfer Case - NVG 246-NP8 (Two Speed Automatic)
Driveline/Axle
All Component Locator
Transfer Case Control Component Views
Transfer Case Control Components
All Description and Operation
Transfer Case Circuit Description
All Special Tools and Equipment
Special Tools
All Visual Identification
Transfer Case Control Connector End Views
Diagnostic Procedures
Front Axle Will Not Disengage
Front Axle Will Not Engage
No Correction for Slip in All-Wheel Drive Mode
Service Indicator Always On
Service Indicator Inoperative
Switch Indicator Lamps Do Not Light - One or More
Switch Indicator Lamps Flash Continuously
Switch Indicator Lamps Remain ON - Two or More
Transfer Case Shift Control Switch Inoperative
Diagnostic Trouble Codes
DTC B0768 Service Indicator Circuit High
DTC B2725 ATC Mode Switch Circuit Malfunction
DTC C0300 Rear Speed Sensor Malfunction
DTC C0305 Front Speed Sensor Malfunction
DTC C0308 Motor A/B Circuit Low
DTC C0309 Motor A/B Circuit High
DTC C0310 Motor A/B Circuit Open
DTC C0315 Motor Ground Circuit Open
DTC C0323 T-Case Lock Circuit Low
DTC C0324 T-Case Lock Circuit High
DTC C0327 Encoder Circuit Malfunction
DTC C0357 Park Switch Circuit High
DTC C0362 4LO Discrete Output Circuit High
DTC C0367 Front Axle Control Circuit High
DTC C0374 General System Malfunction
DTC C0376 Front/Rear Shaft Speed Mismatch
DTC C0550 ECU Malfunction
DTC C0611 VIN Information Error
DTC C0895 Device Voltage Malfunction
Electrical/Electronic Schematic Diagrams
Transfer Case Control Schematic Icons
Transfer Case Control Schematic References
Transfer Case Control Schematics
Electrical/Electronic Specifications
Scan Tool Data Definitions
Scan Tool Data List
General Diagnostic Information
Diagnostic Trouble Codes
Intermittents and Poor Connections
Transfer Case Diagnostic System Check
Transfer Case General Diagnosis
Mechanical Specifications
Approximate Fluid Capacities
Fastener Tightening Specifications
Removal, Installation, and Replacement
Motor/Encoder Replacement
Oil Replacement
Shield Replacement
Speed Sensor Replacement
Transfer Case Output Shaft Seal Replacement
Transfer Case Replacement
Transfer Case Shift Control Module Replacement
Transfer Case Shift Control Switch Replacement