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Home >> Chevrolet >> 2005 >> Chevy Express G3500, Van Passenger Extended >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Control System - 4.3L - Introduction) >> Repair Instructions >> Spark Plug Replacement >> Removal Procedure
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Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  1. Remove the spark plug wires. Refer to Spark Plug Wire Replacement .
    2. Fig 1: View Of Spark Plug And Sparkplug Seat
    GM14824Courtesy of GENERAL MOTORS CORP.
  2. Loosen each spark plug 1 or 2 turns.
  3. Brush or air blast away any dirt from around the spark plugs.
  4. Remove the spark plugs 1 at a time. Place each plug in a tray marked with the corresponding cylinder numbers.
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