GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2004
🢒
Astro - 4WD
🢒
Driveline/Axle
🢒 Transfer Case - NVG 136-NP4
Driveline/Axle
All Component Locator
Transfer Case Control Component Views
All Description and Operation
Transfer Case Description and Operation
All Special Tools and Equipment
Special Tools
All Visual Identification
Transfer Case Control Connector End Views
Diagnostic Procedures
Diagnostic Starting Point - Transfer Case
Diagnostic System Check - Transfer Case
Service All-Wheel Drive Indicator Always On
Service All-Wheel Drive Indicator Inoperative
Symptoms - Transfer Case
Transfer Case Clunk During Acceleration and Deceleration
Transfer Case Grating Noise
Transfer Case Leak Diagnosis
Transfer Case No Front Drive
Transfer Case Popping Noise
Transfer Case Shudder or Binding
Transfer Case Whine or Rumble Noise
Transfer Case Will Not Correct Slip
Diagnostic Trouble Codes
Diagnostic Trouble Code (DTC) List
DTC C0300
DTC C0305
DTC C0308
DTC C0309
DTC C0310
DTC C0315
DTC C0374
DTC C0376
DTC C0550
DTC C0611
Electrical/Electronic Schematic Diagrams
Transfer Case Control Schematic Icons
Transfer Case Control Schematics
General Diagnostic Information
Scan Tool Data Definitions
Scan Tool Data List
Scan Tool Output Controls
Mechanical Specifications
Approximate Fluid Capacities
Fastener Tightening Specifications
Removal, Installation, and Replacement
Front Output Shaft Seal Replacement
Input Shaft Seal Replacement
Rear Output Shaft Seal Replacement
Transfer Case Adapter Replacement
Transfer Case Assembly Replacement
Transfer Case Fluid Replacement
Transfer Case Motor/Encoder Replacement
Transfer Case Shield Replacement
Transfer Case Shift Control Module Replacement
Transfer Case Speed Sensor Replacement