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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1434 (Transfer Case - NVG 126-NP4) >> Diagnostic Information and Procedures >> Transfer Case Grating Noise

Transfer Case Grating Noise

WARNING: This page is about a different car, the 2004 Oldsmobile Bravada and 2004 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.
Transfer Case Grating Noise

Cause Correction
DEFINITION: A faulty internal transfer case component that causes a growl or grinding noise in the transfer case.
Review the Symptoms - Transfer Case  and perform the necessary inspections.
Broken apply plate Inspect for a broken apply plate. Refer to Transfer Case Disassemble and Transfer Case Assemble in Transfer Case - NVG 126-NP4 Unit Repair.
Faulty clutch pressure plate bearing
  • Inspect for a faulty clutch pressure plate bearing. Refer to Transfer Case Disassemble and Transfer Case Assemble in Transfer Case - NVG 126-NP4 Unit Repair.
  • Condition the transfer case components that are damaged from debris. Refer to Transfer Case Disassemble and Transfer Case Assemble in Transfer Case - NVG 126-NP4 Unit Repair.
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