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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 398 (Automatic Transmission - 6T50 (M2D) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Control Valve Body Cover Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Control Valve Body Cover Components
    GM1999445Courtesy of GENERAL MOTORS COMPANY
  1. Install the control valve body cover wiring connector hole seal (4).
  2. Install the control valve body cover gasket (3) to the control valve body cover.
  3. Install the control valve body cover (2).
  4. Lower the transmission and remove the transmission jack.
  5. Hand start the control valve body cover bolts (1).
    6. Fig 2: Control Valve Body Cover Bolt Tightening Sequence
    GM1999447Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

    NOTE:

    Install all control valve body cover bolts and studs by hand then torque all bolts and studs in sequence.

  6. Install the control valve body cover bolts then tighten the bolts in sequence to 12 N.m (106 lb in).
    7. Fig 3: Oil Cooler Hose Retainer And TCM Electrical Connector
    GM4364349Courtesy of GENERAL MOTORS COMPANY
  7. Connect the control valve body TCM electrical connector (2), then clip the wiring harness to the cover.
  8. Install the oil cooler hose to the retainer (1) on the control valve body cover.
  9. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (Without KL9)Battery Negative Cable Disconnection and Connection (With KL9)
  10. Fill the transmission. Refer to Transmission Fluid Drain and Fill 
  11. Check for leaks.
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