Section 587 (Transfer Case - BW 4484)
WARNING: This page is about a different car, the 2004 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Component Locator
- Schematic and Routing Diagrams
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Transfer Case
- Diagnostic System Check - Transfer Case
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC B0790: Transfer Case Neutral Indicator Circuit
- DTC B2725: ATC Mode Switch Circuit Malfunction
- DTC C0306: Motor A or B Circuit
- DTC C0327: Encoder Circuit Malfunction
- DTC C0329: Encoder Signal Circuit Low
- DTC C0359: Four Wheel Drive Low Range (4LO) Discrete Output Circuit
- DTC C0550: ECU Malfunction
- Symptoms - Transfer Case
- Transfer Case Shift Control Switch Inoperative
- Transfer Case Shift Control Switch Indicator Always On - Two or More
- Transfer Case Shift Control Switch Indicator Flashes, then Returns to Previous Mode
- Transfer Case Shift Control Switch Indicator Inoperative - One or More
- Service Indicator Always On
- Service Indicator Inoperative
- Transfer Case Popping Noise
- Transfer Case Whine or Rumble Noise
- Transfer Case Growl or Grinding Noise
- Transfer Case Clunk in 4HI Lock
- Transfer Case Clunk in 4LO Lock
- Transfer Case Clunk during Acceleration and Deceleration
- Transfer Case Shudder or Binding
- Transfer Case Will Not Shift
- Transfer Case Jumps Out of Gear
- Transfer Case Leak Diagnosis
- Repair Instructions
- Transfer Case Shift Control Module Replacement
- Transfer Case Control Module Reprogramming
- Transfer Case Shield Replacement
- Transfer Case Fluid Replacement
- Transfer Case Motor/Encoder Replacement
- Transfer Case Speed Sensor Replacement
- Transfer Case Output Shaft Seal Replacement - Front
- Transfer Case Output Shaft Seal Replacement - Rear
- Transfer Case Assembly Replacement
- Transfer Case Input Shaft Seal Replacement
- Transfer Case Adapter Replacement
- Transfer Case Shift Control Switch Replacement
- Transfer Case Disassemble
- Cleaning and Inspection
- Transfer Case Assemble
- Description and Operation
- Special Tools and Equipment