Transfer Case Popping Noise

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Cause	Correction
DEFINITION: A faulty internal transfer case component that causes a popping noise in the transfer case. Review the Symptoms - Transfer Case and perform the necessary inspections.
Chain jump	Replace the chain and sprockets. Refer to Transfer Case Disassemble and Transfer Case Assemble in Transfer Case - NVG 246-NP8 Unit Repair. Replace the shaft bearings. Refer to Transfer Case Disassemble and Transfer Case Assemble in Transfer Case - NVG 246-NP8 Unit Repair. Inspect for damaged components caused by metal debris. Refer to Cleaning and Inspection in Transfer Case - NVG 246-NP8 Unit Repair.

Cause

Correction

DEFINITION: A faulty internal transfer case component that causes a popping noise in the transfer case.
Review the Symptoms - Transfer Case and perform the necessary inspections.

Chain jump

Replace the chain and sprockets. Refer to Transfer Case Disassemble and Transfer Case Assemble in Transfer Case - NVG 246-NP8 Unit Repair.
Replace the shaft bearings. Refer to Transfer Case Disassemble and Transfer Case Assemble in Transfer Case - NVG 246-NP8 Unit Repair.
Inspect for damaged components caused by metal debris. Refer to Cleaning and Inspection in Transfer Case - NVG 246-NP8 Unit Repair.