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Home >> Chevrolet >> 2018 >> Suburban 3500 HD LT >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Automatic Transmission - 10L80 (MF6) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Control Valve Body Replacement >> Removal Procedure

Removal Procedure

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    Fig 1: Transmission Fluid Pan, Bolts, Filter, Gasket And Pump Seal
    GM4540404Courtesy of GENERAL MOTORS COMPANY
  1. Remove the transmission fluid filter (6). Automatic Transmission Fluid, Fluid Pan and/or Filter Replacement 
  2. Disconnect the transmission control wiring harness from the control valve body.
    3. Fig 2: Control Valve Body Assembly And Bolts
    GM4540898Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Remove and DISCARD the main control to case seal.

    NOTE:

    The bolts are marked by arrows in the valve body casting.

  3. Remove the eight control valve body bolts (1) and the control valve body assembly (2) from the transmission.
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