Impala V6-3.8L SC VIN 1 (2005)
4. Install the spark plug wires (1, 3, 5) to the spark plugs in the proper position at the front of the engine.
5. Install the spark plug wires (2, 4, 6) to the spark plugs in the proper position at the rear of the engine.
6. Install the fuel injector sight shield.