Transfer Case Grating Noise. GMC Truck Jimmy

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2002 🢒 Jimmy - 4WD 🢒 Driveline/Axle 🢒 Transfer Case - NVG 236/246-NP8 (Two Speed Automatic) 🢒 Transfer Case Grating 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.

Broken apply plate

Inspect for a broken apply plate. Refer to Transfer Case Disassemble and Transfer Case Assemble in the Transmission/Transaxle/Transfer Case Unit Repair Manual.

Faulty clutch pressure plate bearing

•	Inspect for a faulty clutch pressure plate bearing. Refer to Transfer Case Disassemble and Transfer Case Assemble in the Transmission/Transaxle/Transfer Case Unit Repair Manual.

•	Recondition the transfer case components that are damaged from debris. Refer to Transfer Case Disassemble and Transfer Case Assemble in the Transmission/Transaxle/Transfer Case Unit Repair Manual.