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Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2005 Isuzu Ascender, 2005 GMC Envoy XUV, 2005 GMC Envoy XL, 2005 GMC Envoy, and 2005 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Spark Plug Wire & Boot
    GM343699Courtesy of GENERAL MOTORS CORP.
  1. Remove the spark plug wire from the spark plug.
    • Twist each spark plug 1/2 turn.
    • Pull only on the boot in order to remove the wire from each spark plug.
  2. Remove 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 wires from the ignition coil.
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