Transfer Case Growl or Grinding Noise. Chevrolet Chevy Suburban

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2002 🢒 Chevy Suburban - 4WD 🢒 Driveline/Axle 🢒 Transfer Case - NVG 236/246-NP8 (Two Speed Automatic) 🢒 Transfer Case Growl or Grinding Noise

Cause

Correction

DEFINITION: A faulty internal transfer case component that causes a noise in the transfer case.

Review the Symptoms - Transfer Case and perform the necessary inspections.

Faulty planetary gears

•	Replace the planetary carrier if any faulty gears are found. Refer to Transfer Case Disassemble and Transfer Case Assemble in Transmission, Transaxle Unit Repair Manual.

•	Replace the front case if the annulus gear is faulty. Refer to Transfer Case Disassemble and Transfer Case Assemble in Transmission, Transaxle Unit Repair Manual.

•	Replace the input gear if it is faulty. Refer to Transfer Case Disassemble and Transfer Case Assemble in Transmission, Transaxle Unit Repair Manual.