Ignition Wire Routing

WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Spark Plug Wire Routing & Firing Order (3.1L)

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Fig 2: Identifying Proper Spark Plug Wire Routing At Ignition Coils (3.1L)

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Fig 3: Ignition Wire Routing (3.8L Right Side)

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Fig 4: Ignition Wire Routing (3.8L Left Side)

Courtesy of GENERAL MOTORS CORP.