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Home >> Cadillac >> 2005 >> DeVille Protection Series >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Introduction >> Repair Instructions >> Ignition Coil(s) Replacement - Bank 2 >> Removal Procedure
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Removal Procedure

    Fig 1: View Of Ignition Coils
    GM1283865Courtesy of GENERAL MOTORS CORP.
  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical.
  2. Remove the upper filler panel, if necessary, to gain access to the individual coil being serviced. Refer to Filler Panel Replacement - Upper in Body Front End.
  3. Remove the ignition coil cover from the cam cover by lifting straight up, if equipped.
  4. Disconnect the ignition coil wiring harness electrical connector from the coil that needs to be replaced.
  5. Remove the ignition coil retaining bolt.
  6. Carefully remove the ignition coil assembly.
    7. Fig 2: View Of Ignition Module Assembly Wiring Harness Electrical Connector - Bank 2
    GM887911Courtesy of GENERAL MOTORS CORP.
  7. If removal of all the coils are necessary, disconnect the main coil wiring harness at the cam cover.
    8. Fig 3: View Of Left Ignition Coil Assembly, Bolts & Ball Studs
    GM928220Courtesy of GENERAL MOTORS CORP.
  8. Remove the coil assembly bolts and studs.
  9. Carefully remove the ignition coil assembly.
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