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Home >> Chevrolet >> 2004 >> Impala Base, 3.4 E >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Engine Control System 3.8L (Introduction)) >> Repair Instructions >> Ignition Coil(s) Replacement >> Removal Procedure

Removal Procedure

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  1. Disconnect the negative battery cable. Refer toBattery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  2. Disconnect the spark plug wires from the ignition coil that is being serviced.
  3. Remove the ignition coil screws (1).
  4. Remove the coil (2) from the ignition control module (3).
  5. Fig 1: View Of Ignition Coil Module And Module Mounting Bracket
    GM12299Courtesy of GENERAL MOTORS CORP.