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Home >> Buick >> 2018 >> Regal Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (Power Transfer Unit/Transfer Case - AAM) >> Repair Instructions - On Vehicle >> Fill Plug Replacement >> Installation Procedure

Installation Procedure

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  1. Fill the transfer case to the bottom of the fill plug hole with the recommended fluid. Adhesives, Fluids, Lubricants, and Sealers , and Approximate Fluid Capacities 
  2. GM3937119

    Install a NEW fill plug (1) and seal and tighten to 40 N.m (30 lb ft).

  3. Install the power transfer unit heat shield to the transmission. Power Transfer Unit Heat Shield Replacement 
  4. Lower the vehicle.