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Home >> Cadillac >> 2018 >> Escalade Base, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Automatic Transmission - 8L90 (M5U) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Transmission Control Wiring Harness Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2018 Chevrolet Suburban 3500 HD. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Transmission Fluid Pan, Filter, Filter Seal, Gasket And Bolts (With Tightening Sequence)
    GM3794350Courtesy of GENERAL MOTORS COMPANY
  1. Remove the transmission fluid filter (4). Refer to Automatic Transmission Fluid, Fluid Pan and/or Filter Replacement .
  2. Fig 2: Transmission Control Wiring Harness And Connectors
    GM3816771Courtesy of GENERAL MOTORS COMPANY
  3. Release the transmission control wiring harness connectors.
  4. Carefully disconnect the wiring harness clips from the valve body and case.
  5. Remove the transmission control wiring harness (4).