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Home >> Buick >> 2017 >> LaCrosse Base >> Repair and Diagnosis >> Transmission >> Power Transfer Unit/Transfer Case - AAM >> Repair Instructions - On Vehicle >> Fill Plug Replacement >> Removal Procedure

Removal Procedure

  1. Raise and suitably support the vehicle. Lifting and Jacking the Vehicle
  2. Remove the power transfer unit heat shield from the transmission. Power Transfer Unit Heat Shield Replacement 
  3. Fig 1: Oil Drain And Fill Plugs
    GM3937119Courtesy of GENERAL MOTORS COMPANY
  4. Remove and DISCARD the fill plug (1) and seal.