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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1465 (Drive Axle - Limited-Slip Differential) >> Diagnostic Information and Procedures >> Noise in Addition to Normal Clutch Engagement

Noise in Addition to Normal Clutch Engagement

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Noise in Addition to Normal Clutch Engagement

Checks Action
The clutch plates are broken. Replace the clutch plates. Refer to the following:
  1. Locking Differential Disassemble 
  2. Locking Differential Clutch Disc Assembly - Disassemble (8.0 Inch Axle)  or Locking Differential Clutch Disc Assembly - Disassemble (8.6 Inch Axle) 
  3. Locking Differential Cam Unit Disassemble 
  4. Locking Differential Cam Unit Assemble 
  5. Locking Differential Assemble 
The thrust block is broken. Replace the thrust block with a block of identical thickness. Check closely for other damage. Refer to Locking Differential Disassemble  and Locking Differential Assemble  .
The case is damaged. Replace the unit. Refer to Differential Replacement in Rear Drive Axle.
The differential gears are broken. Replace the gears. Refer to the following:
  1. Locking Differential Disassemble 
  2. Locking Differential Clutch Disc Assembly - Disassemble (8.0 Inch Axle)  or Locking Differential Clutch Disc Assembly - Disassemble (8.6 Inch Axle) 
  3. Locking Differential Cam Unit Disassemble 
  4. Locking Differential Cam Unit Assemble 
  5. Locking Differential Assemble