GM Service Manual Online
For 1990-2009 cars only

Transfer Case Shudder or Binding for GMC Truck TopKick C-Series (Conventional) C4/C5 2006

Cause

Correction

DEFINITION: A shudder, binding, or a crow-hop while turning, which may cause tire scuffing.

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

Rear differential

If equipped with a locking/limited slip rear axle, flush and fill with the correct fluid. Refer to Symptoms - Locking/Limited Slip Rear Axle in Drive Axle - Locking/Limited Slip.