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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Engine Controls - 8.1L - Introduction (2 Of 2)) >> Repair Instructions >> Spark Plug Wire Replacement >> Removal Procedure

Removal Procedure

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  1. Disconnect the spark plug wire at the spark plug.
    • Twist the spark plug wire 1/2 turn.
    • Pull only on the boot in order to remove the wire from the spark plug.
    Fig 1: View Of Spark Plug Wires (Left)
    GM843846Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the spark plug wire from the ignition coil.
    • Twist each spark plug boot 1/2 turn.
    • Pull only on the boot in order to remove the wire from the ignition coil.
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