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Home >> GMC >> 2021 >> Acadia SL >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - 9T50 (M3H), 9T60 (M3G) Or 9T65 (M3W) - Repair Instructions - On Vehicle >> Repair Instructions - On Vehicle >> Control Valve Body Cover Replacement (LSY) >> Installation Procedure

Installation Procedure

  1. Install the control valve body cover (1) and gasket.
    GM4489058Courtesy of GENERAL MOTORS COMPANY
  2. Hand start the control valve body cover bolts (1, 2).
    Fig 1: Control Valve Body Cover Bolts Tightening Sequence
    GM4489055Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The number (1) bolts are stud bolts.

  3. CAUTION:

    Refer to Fastener Caution .

    NOTE:

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

  4. Install the control valve body cover bolts. Tighten the bolts in sequence to 11 N.m (97 lb in).
  5. Install the body ground cable and wiring harness assembly to the front of transmission.
  6. Transmission Fluid Cooler Outlet Pipe (2) @ Transmission - Connect - Transmission Fluid Cooler Inlet and Outlet Pipe Replacement (LSY)
    GM4665630Courtesy of GENERAL MOTORS COMPANY
  7. Transmission Fluid Cooler Inlet Pipe (1) @ Transmission - Connect - Transmission Fluid Cooler Inlet and Outlet Pipe Replacement (LSY)
    GM4755791Courtesy of GENERAL MOTORS COMPANY
  8. Connect the control valve body transmission control module electrical connector (1), then clip the wiring harness to the cover.
    GM4707537Courtesy of GENERAL MOTORS COMPANY
  9. Fill the transmission with correct fluid. Adhesives, Fluids, Lubricants, and Sealers
  10. Check transmission fluid level. Transmission Fluid Level and Condition Check
  11. Install the electrical harness bracket (2) to the control valve body cover.
    GM4707670Courtesy of GENERAL MOTORS COMPANY
  12. Install the electrical harness bracket nuts (1) and tighten the bolts to 9 N.m (80 lb in).
  13. Connect the battery negative cable. Battery Negative Cable Disconnection and Connection
  14. Check for leaks.