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Home >> Cadillac >> 2010 >> DTS 4.6 9 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System & Fuel System - 4.6L - Repair Instructions - >> Repair Instructions >> Secondary Air Injection Pump Replacement >> Removal Procedure

Removal Procedure

    Fig 1: Locating Engine Harness Electrical Connectors
    GM1665453Courtesy of GENERAL MOTORS CORP.
  1. Remove the front air deflector. Refer to Front Air Deflector Replacement .
  2. Disconnect the engine harness electrical connector (1) from the secondary air injection (AIR) pump.
    3. Fig 2: AIR Pump Inlet Hose
    GM1665331Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the AIR pump inlet hose quick connect fitting from the AIR pump. Refer to Plastic Collar Quick Connect Fitting Service .
    4. Fig 3: Identifying AIR Pump Outlet Pipe/Hose
    GM1673194Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the AIR pump outlet hose quick connect fitting from the AIR pump. Refer to Plastic Collar Quick Connect Fitting Service .
    5. Fig 4: Identifying AIR Pump Bolt
    GM1673187Courtesy of GENERAL MOTORS CORP.
  5. Remove the AIR pump bolt.
    6. Fig 5: View Of AIR Pump
    GM1673189Courtesy of GENERAL MOTORS CORP.
  6. Loosen the AIR pump nuts.
  7. Lift up and pull out in order to remove the AIR pump from the cradle bracket.
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