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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 14 (Transfer Case - NVG 246-NP8 - Service & Diagnosis) >> Diagnostic Information and Procedures >> Transfer Case Shudder or Binding

Transfer Case Shudder or Binding

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Transfer Case Shudder or Binding

Cause Correction
DEFINITION: When in the AWD mode, a shudder is felt during acceleration or a crow-hop or binding while turning, which may cause tire scuffing.
Review the Symptoms - Transfer Case  and perform the necessary inspections.
Oil breakdown or contamination Flush the transfer case and fill with the correct fluid. Refer to Transfer Case Fluid Replacement .
Incorrect transfer case fluid Flush the transfer case and fill with the correct fluid. The active transfer case uses a blue fluid. Refer to Transfer Case Fluid Replacement .
Burrs on the clutch hub slots
  1. Inspect the clutch disc tab slots in the clutch hub for burrs or notches. Refer to CLEANING AND INSPECTION .
  2. De-burr the hub slots. If the hub slots are excessively notched, replace the clutch hub. Refer to TRANSFER CASE DISASSEMBLE and TRANSFER CASE ASSEMBLE .
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