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2004
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Impala LS
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Engine Control System 3.8L (Introduction)
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Repair Instructions
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Spark Plug Replacement
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Removal Procedure
Removal Procedure
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Remove the spark plug wires from the spark plugs. Refer to
Spark Plug Wire Replacement
.
Fig 1: Identifying Spark Plug & Wire
Courtesy of GENERAL MOTORS CORP.
Remove the spark plugs from the engine.