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Home › GMC › 2002 › C3500 HD 8.1 G, Standard › Repair and Diagnosis › Engine Performance › System › Engine Controls - 8.1L › Repair Instructions › Ignition Coil(s) Replacement › Removal Procedure

Removal Procedure

  1. Disconnect the spark plug wires at the ignition coils. Refer to Spark Plug Wire Replacement .
  2. Disconnect the ignition coil harness connector.
  3. Remove the ignition coil mounting bolts.
  4. Remove the ignition coil.
    Fig 1: Ignition Coils
    G01598997Courtesy of GENERAL MOTORS CORP.
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