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Home >> Buick >> 2005 >> LeSabre Custom, 4T65E/MN3 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Introduction >> Repair Instructions >> Ignition Coil(s) Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: View Of Ignition Coil Module And Module Mounting Bracket
    GM12299Courtesy of GENERAL MOTORS CORP.
  1. Position the coils to the ICM, taking care not to bend the electrical terminals.
  2. Install the ignition coil attaching screws.

    Tighten:  Tighten the screws to 4.5 N.m (40 lb in).

  3. Connect the spark plug wires to the coils assemblies in the original positions.
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