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Home >> Chevrolet >> 2011 >> Impala LT >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 3.5L - Repair Instructions >> Repair Instructions >> Ignition Coil Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Ignition Coil Bracket
    GM1646089Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Fastener Caution .
  1. Install the ignition coil studs, if necessary.

    Tighten:  Tighten the studs to 25 N.m (15 lb ft).

  2. Install the ignition coil bolts/nuts.

    Tighten:  Tighten the bolts/nuts to 25 N.m (15 lb ft).

    3. Fig 2: Right Side Spark Plug Wires & Ignition Coil
    GM1608803Courtesy of GENERAL MOTORS CORP.
  3. Connect the right side spark plug wires to the ignition coil.
    4. Fig 3: Left Side Spark Plug Wires
    GM1608802Courtesy of GENERAL MOTORS CORP.
  4. Connect the left side spark plug wires to the ignition coil.
    5. Fig 4: View Of MAP Sensor Electrical Connector
    GM1608869Courtesy of GENERAL MOTORS CORP.
  5. Connect the ignition coil electrical connector (6).
  6. Connect the MAP sensor electrical connector (1).
  7. Install the intake manifold cover. Refer to Intake Manifold Cover Replacement .
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