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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1966 (Engine Controls And Fuel - 3.6L (LCS) - Introduction) >> Repair Instructions >> Ignition Coil Replacement - Bank 2 >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Engine Wiring Harness Electrical Connectors
    GM1889243Courtesy of GENERAL MOTORS CORP.
  1. Remove the air fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement (LCS) .
  2. If replacing number 4 or number 6 ignition coil, remove the underhood electrical center. Refer to Underhood Electrical Center or Junction Block Replacement (HP7) or Underhood Electrical Center or Junction Block Replacement (HP5) .
  3. Disconnect the engine wiring harness electrical connectors (1) from the ignition coils.
    4. Fig 2: Positive Crankcase Ventilation Fresh Air Line
    GM1889253Courtesy of GENERAL MOTORS CORP.
  4. If removing the number 6 ignition coil (1), disconnect the positive crankcase ventilation (PCV) fresh air line (2) from the camshaft cover.
    5. Fig 3: Identifying Left Cylinder Head Ignition Coils
    GM868186Courtesy of GENERAL MOTORS CORP.
  5. Remove the ignition coil bolts.
  6. Remove the ignition coils.
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