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Home >> Chevrolet >> 2024 >> Tahoe Commercial, 4WD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - 10L80 (MHS MHU MQC) - Repair Instructions - On Vehicle (1 Of 2) >> Repair Instructions - On Vehicle >> Automatic Transmission Case Hole Plug Replacement >> Installation Procedure

Installation Procedure

  1. Check the transmission fluid level and condition and correct as necessary. Transmission Fluid Level and Condition Check
  2. GM5579721Courtesy of GENERAL MOTORS COMPANY

    Prepare the automatic transmission case hole plug (1) for installation as follows:

    1. Remove all traces of the adhesive patch from the plug and the mating threads using the appropriate tools.
    2. Clean the threads of the plug and mating threads with denatured alcohol or equivalent and allow to dry.
    3. Apply thread locking adhesive to the plug. Adhesives, Fluids, Lubricants, and Sealers
    4. Ensure there are no gaps in the thread locking adhesive once applied to the plug.
  3. Automatic Transmission Case Hole Plug (1) - Install and tighten - Fastener Specifications
  4. Lower the vehicle.