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Home >> GMC >> 2010 >> Yukon Denali, RWD >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Engine Control System & Fuel System - 5.3L, 6.0L, 6.2L - Repair Instructions >> Repair Instructions >> Spark Plug Wire Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: View of Spark Plug Wires
    GM1707125Courtesy 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 spark plug wire for proper installation:
    1. Push sideways on each boot in order to inspect the seating.
    2. Reinstall any loose boot.
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