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Home › Chevrolet › 2009 › Chevy Express G1500, Van Cargo, 4.3 X › Repair and Diagnosis › Engine Performance › System › Engine Control System & Fuel System - 4.3L - Introduction › Repair Instructions › Spark Plug Wire Replacement › Removal Procedure

Removal Procedure

NOTE: Prior to removing the spark plug wire(s) note the correct routing of the wires as required.
    Fig 1: Removing/Installing Spark Plug Wire Boots
    GM1950006Courtesy of GENERAL MOTORS CORP.
  1. Remove the engine cover. Refer to Engine Cover Replacement .
  2. Remove the appropriate bank 1 spark plug wire boot(s) (1), or bank 2 spark plug wires boot(s) (2) from the ignition coil.
    1. Twist the spark plug boot 1/2 turn.
    2. Pull ONLY on the spark plug boot or use a tool designed for this purpose, in order to remove the spark plug wire boot from the ignition coil.
    3. Fig 2: Identifying Spark Plug Wire Boots & Plugs (Left Side)
    GM1950007Courtesy of GENERAL MOTORS CORP.
  3. If required, remove the appropriate left side spark plug wire boot(s) (2) from the spark plug(s).
    1. Twist the spark plug boot 1/2 turn.
    2. Pull ONLY on the spark plug boot or use a tool designed for this purpose in order to remove the spark plug wire boot from the spark plug.
  4. Open the spark plug wire separators (1).
  5. Remove the appropriate left side spark plug wire(s).
    6. Fig 3: Identifying Spark Plug Wire Boots & Plugs (Right Side)
    GM1950008Courtesy of GENERAL MOTORS CORP.
  6. If required, remove the appropriate right side spark plug wire boot(s) (1) from the spark plug(s).
    1. Twist the spark plug boot 1/2 turn.
    2. Pull ONLY on the spark plug boot or use a tool designed for this purpose in order to remove the spark plug wire boot from the spark plug.
  7. Open the spark plug wire separators (2).
  8. Remove the appropriate right side spark plug wire(s).
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