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Home › Buick › 2006 › Lucerne CX › Repair and Diagnosis › Engine Performance › System › Engine Controls - 3.8L - Introduction (2 Of 2) › Repair Instructions › Throttle Body Assembly Replacement › Removal Procedure

Removal Procedure

  1. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement .
    2. Fig 1: Identifying Throttle Actuator Harness Connector
    GM1686287Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the engine harness electrical connector (1) from the throttle actuator.
    3. Fig 2: Identifying Throttle Body Bolts
    GM1686290Courtesy of GENERAL MOTORS CORP.
  3. Loosen the throttle body bolts.
  4. Remove the throttle body nuts.
  5. Remove the throttle body and seal.
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