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Home >> Cadillac >> 2016 >> XTS Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - 6T70 (M7U), 6T75 (M7V), Or 6T80 (Mhm) - Repair Instructions - On Vehicle >> Repair Instructions - On Vehicle >> Control Valve Body Cover Replacement >> Installation Procedure

Installation Procedure

    Fig 1: Identifying Control Valve Body Cover Bolts Torque Sequence
    GM1803481Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    The holes in the control valve body cover wiring connector hole seal must face toward the control solenoid valve assembly. If the holes face toward the valve body cover, there is a potential for a leak around the seal.

  1. Install the control valve body cover wiring connector hole seal.
  2. Install the control valve body cover gasket to the control valve body cover.
  3. Install the control valve body cover.
  4. 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.

  5. Install the 12 control valve body cover bolts (1) M6 x 30 and tighten in sequence to 12 N.m (106 lb in).
  6. Install the 2 control valve body cover studs (2) M6 x 30 and tighten in sequence to 12 N.m (106 lb in).
  7. Fig 2: Wire Harness Retainer And TCM Electrical Connector
    GM1831034Courtesy of GENERAL MOTORS COMPANY
  8. Connect the control valve body TCM electrical connector (1).
  9. Install the wire harness retainer (2) to the control valve body cover stud. Tighten the nut to 12 N.m (106 lb in).
  10. Fig 3: Identifying Oil Cooler Inlet And Outlet Hoses
    GM1832466Courtesy of GENERAL MOTORS COMPANY
  11. Install the oil cooler inlet hose. Transmission Fluid Cooler Inlet Pipe Replacement (LFX)Transmission Fluid Cooler Inlet Pipe Replacement (LF3)
  12. Install the oil cooler outlet hose. Transmission Fluid Cooler Outlet Pipe Replacement (LFX)Transmission Fluid Cooler Outlet Pipe Replacement (LF3)
  13. Connect the negative battery cable. Battery Negative Cable Disconnection and Connection
  14. Connect and reposition the battery positive and negative cable to the front of the valve body cover. Battery Positive and Negative Cable Replacement (LFX)Battery Positive and Negative Cable Replacement (LF3)
  15. Fill the transmission. Transmission Fluid Drain and Fill 
  16. Check for leaks.