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Home >> Cadillac >> 2003 >> CTS Automatic >> Repair and Diagnosis (Single Page) >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Sunroof System >> Repair Instructions >> Sunroof Module Assembly Replacement >> Installation Procedure

Installation Procedure

  1. With an assistant, position the new sunroof module assembly into the alignment pins (2) located on the roof ring.
  2. Hand start the 2 center, side to side, sunroof module assembly to roof bolts (1) in order to hold the sunroof module into place.
  3. Finger tighten the 2 center bolts.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  4. Install the remaining sunroof module to roof bolts.

    Tighten 

    Tighten all of the bolts to 9 N.m (80 lb in).

    Fig 1: Installing Remaining Sunroof Module To Roof Bolts
    G02096045Courtesy of GENERAL MOTORS CORP.
  5. Connect the front and rear drain hoses to the drain spouts (1) on the sunroof module.
    Fig 2: Connecting Front And Rear Drain Hoses To Drain Spouts On Sunroof Module
    G02096046Courtesy of GENERAL MOTORS CORP.
  6. Connect the electrical connectors (1) to the sunroof motor/actuator.
  7. Secure the harness with new electrical tape (5).
  8. Install the sunshade. Refer to SUNROOF SUNSHADE PANEL REPLACEMENT  .
  9. Install the sunroof window and loosely install the screws. Refer to SUNROOF WINDOW REPLACEMENT  .
  10. Adjust the sunroof window (2). Refer to SUNROOF WINDOW HEIGHT AND OPENING FIT ADJUSTMENT  .

    Important:  Verify the proper operation of the sunroof before securing the headliner.

  11. Install the headliner, with an assistant. Refer to HEADLINER REPLACEMENT in Interior Trim.
    Fig 3: Connecting Electrical Connectors To Sunroof Motor/Actuator
    G02096047Courtesy of GENERAL MOTORS CORP.
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