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Home >> Buick >> 2021 >> Enclave Preferred >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Power Transfer Unit AAM) >> Repair Instructions - Off Vehicle >> Power Transfer Unit Case Assemble >> Power Transfer Unit Input Shaft Seal - Case Installation
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Power Transfer Unit Input Shaft Seal - Case Installation

WARNING: This page is about a different variant/trim than selected.
GM4256480Courtesy of GENERAL MOTORS COMPANY
Power Transfer Unit Input Shaft Seal - Case Installation

Callout Component Name
1 Power Transfer Unit Input Shaft Seal - Case
CAUTION:

When replacing power transfer unit case seals, use appropriate GM tools along with a hydraulic press. Failure to do so may result in misalignment or damage to the seal and/or power transfer unit.

Special Tools

  • DT-51835  Seal Installer
  • J-42176  Driver Handle

Equivalent regional tools: Refer to Special Tools .