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Home >> Chevrolet >> 2004 >> Avalanche 2500 >> Repair and Diagnosis >> External Pages >> Different car >> Section 413 (Transfer Case - BW 4481-Nr3) >> Diagnostic Information and Procedures >> Transfer Case Shudder or Binding

Transfer Case Shudder or Binding

WARNING: This page is about a different car, the 2004 Cadillac Escalade EXT, 2004 Cadillac Escalade ESV, and 2004 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
Transfer Case Shudder or Binding

Cause Correction
DEFINITION: A shudder, binding, or a crop-hop while turning, which may cause tire scuffing.
Review the Symptoms - Transfer Case  and perform the necessary inspections.
Planetary differential
  1. Inspect the planetary differential pinion gears for the following conditions:
    • Chipped, bent or deformed teeth
    • Pinion gear bushings worn
    • Pinion gear thrust washers missing
    • Seized or binding pinion gears

      Refer to Cleaning and Inspection in Transfer Case - BW 4481-NR3 Unit Repair.

  2. Inspect the planetary differential for deformation. Refer to Cleaning and Inspection in Transfer Case - BW 4481-NR3 Unit Repair.
  3. Replace the planetary differential assembly if faulty. Refer to Transfer Case Disassemble and Transfer Case Assemble in Transfer Case - BW 4481-NR3 Unit Repair.
Thrust washer
  1. Inspect the thrust washer for seizure to the planetary differential.
  2. Replace the thrust washer if faulty and the mating component if damaged. Refer to Transfer Case Disassemble and Transfer Case Assemble in Transfer Case - BW 4481-NR3 Unit Repair.
Planetary differential not timed properly
  1. Inspect the planetary differential for being timed properly. Refer to Transfer Case Assemble in Transfer Case - BW 4481-NR3 Unit Repair.
  2. Properly time the planetary differential gears. Refer to Transfer Case Assemble in Transfer Case - BW 4481-NR3 Unit Repair.