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Home >> Cadillac >> 2006 >> DTS 4.6 Y >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 4.6L - Introduction (2 Of 2) >> Repair Instructions >> Throttle Body Assembly Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Throttle Body Assembly
    GM1564198Courtesy of GENERAL MOTORS CORP.
  1. Install a NEW throttle body seal.
  2. Position the throttle body.
  3. Position l the shift cable bracket.
  4. Install the throttle body bolts.

    Tighten:  Tighten the bolts to 10 N.m (89 lb in).

  5. Fig 2: Transaxle Shift Cable
    GM1664517Courtesy of GENERAL MOTORS CORP.
  6. Install the transaxle shift cable clip to the shift cable bracket.
  7. Fig 3: Transaxle Vent Hose
    GM1670281Courtesy of GENERAL MOTORS CORP.
  8. Install the transaxle vent hose clip (1) to the shift cable bracket.
  9. Fig 4: Engine Harness Electrical Connector To Throttle Actuator
    GM1662120Courtesy of GENERAL MOTORS CORP.
  10. Connect the engine harness electrical connector (5) to the throttle actuator.
  11. Fig 5: Air Cleaner Outlet Duct
    GM1670799Courtesy of GENERAL MOTORS CORP.
  12. Install the air cleaner outlet duct to the vehicle and the MAF/IAT sensor.
  13. Fig 6: Air Cleaner Outlet Duct To Throttle Body
    GM1670790Courtesy of GENERAL MOTORS CORP.
  14. Install the air cleaner outlet duct to the throttle body.
  15. Tighten the air cleaner outlet duct clamps at the throttle body and MAF/IAT sensor.

    Tighten:  Tighten the clamps to 3 N.m (27 lb in).

  16. Fig 7: PCV Fresh Air Tube
    GM1661022Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Route the PCV fresh air tube under the vacuum brake booster hose and the evaporative emission (EVAP) purge valve.
  17. Install the PCV fresh air tube.
  18. Connect the PCV fresh air tube quick connect fittings at the camshaft cover and the air cleaner outlet duct. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  19. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .