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Home >> Chevrolet >> 2004 >> Avalanche 2500 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 8.1L (Introduction) >> Repair Instructions >> Spark Plug Wire Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: View Of Spark Plug Wire
    GM843846Courtesy of GENERAL MOTORS CORP.
  1. Install the spark plug wire at the ignition coil.
  2. Install the spark plug wire to the spark plug.
  3. Inspect the wire for proper installation:
    1. Push sideways on the boot in order to inspect the seating.
    2. Reinstall any loose boot.