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Home >> Cadillac >> 2005 >> DeVille Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Introduction >> Repair Instructions >> Ignition Coil(s) Replacement - Bank 1 >> Installation Procedure
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Installation Procedure

    Fig 1: View Of Ignition Coils
    GM928257Courtesy of GENERAL MOTORS CORP.
  1. Carefully install the ignition coil assembly. Ensure that the spark plug seals are in position.
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the coil assembly retaining bolts and studs.

    Tighten:  Tighten the coil assembly retaining bolts and studs to 10 N.m (89 lb. in.).

    3. Fig 2: View Of Engine Wiring Harness & Right Ignition Coil Harness
    GM927822Courtesy of GENERAL MOTORS CORP.
  3. Connect the main coil wiring harness at the cam cover.
    4. Fig 3: View Of Ignition Coils
    GM1283865Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Ensure that the spark plug seals are in place when installing the ignition coil.
  4. Install the ignition coil.
  5. Install the ignition coil retaining bolt.

    Tighten:  Tighten the ignition coil retaining bolt to 10 N.m (89 lb. in.).

  6. Connect the ignition coil electrical connector.
  7. Connect the AIR vent solenoid electrical connector, if disconnected during disassembly.
  8. Install the AIR check valve, if removed during disassembly. Refer to Secondary Air Injection (AIR) Shut-Off Valve Replacement - Bank 1 .
  9. Install the ignition coil cover to the cam cover, if equipped.
  10. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement in Engine Mechanical.
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