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Tahoe / Yukon Service Manual

Transfer Case Fluid Replacement

Removal Procedure

  1. Raise and support the vehicle. Lifting and Jacking the Vehicle
  2. Place a drain pan under the vehicle.
  3. { If equipped } Transfer Case Skid Shield (2) » Remove — Transfer Case Skid Shield Replacement
Transfer Case Fluid Replacement — figure 1
Transfer Case Fluid Replacement — figure 1

  1. Transfer Case Oil Drain Plug (1) » Remove

  2. Drain the fluid from the transfer case. Installation Procedure

  3. If NEW threaded components are being installed, loosen the adhesive using a metal pick or similar tool before proceeding. If threaded components are reused, prepare the threaded components using the following steps: 1.1. Remove any loose cured adhesive from the external threads of the components using a lint free cloth. 1.2. Thread the cleaned components into the internal mating threads and remove to loosen trapped cured adhesive. 1.3. Remove loose debris from internal and external threads using compressed air. 1.4. Apply liquid thread locking adhesive in a strip along half of the length of the external threads, starting at the tip, just prior to installation. Adhesives, Fluids, Lubricants, and Sealers

  1. Transfer Case Oil Drain Plug (1) » Install and tighten — Fastener Specifications
Transfer Case Fluid Replacement — figure 2
Transfer Case Fluid Replacement — figure 2

  1. Transfer Case Oil Fill Plug (1) » Remove

  2. Fill the transfer case with fluid. Approximate Fluid Capacities Adhesives, Fluids, Lubricants, and Sealers

  3. If NEW threaded components are being installed, loosen the adhesive using a metal pick or similar tool before proceeding. If threaded components are reused, prepare the threaded components using the following steps: 5.1. Remove any loose cured adhesive from the external threads of the components using a lint free cloth. 5.2. Thread the cleaned components into the internal mating threads and remove to loosen trapped cured adhesive. 5.3. Remove loose debris from internal and external threads using compressed air. 5.4. Apply liquid thread locking adhesive in a strip along half of the length of the external threads, starting at the tip, just prior to installation. Adhesives, Fluids, Lubricants, and Sealers

  4. Transfer Case Oil Fill Plug (1) » Install and tighten — Fastener Specifications

  5. Remove the drain pan.

  6. { If equipped } Transfer Case Skid Shield (2) » Install — Transfer Case Skid Shield Replacement

  7. Remove the support and lower the vehicle.