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Home >> Hummer >> 2009 >> H3 Alpha >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 5.3L - Introduction >> Repair Instructions >> Spark Plug Wire Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: View Of Spark Plug Wire & Boot
    GM343699Courtesy of GENERAL MOTORS CORP.
  1. Install the spark plug wire to the ignition coil.
  2. Install the spark plug wire to the spark plug.
  3. Inspect the wires for proper installation:
    • Push sideways on each boot in order to inspect the seating.
    • Reinstall any loose boot.
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