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What should the gap be for a 2001 Chevrolet Impala spark plugs?

The recommended spark plug gap for a 2001 Chevrolet Impala is 0.040 inches (1.02 mm).

Note: This gap specification is for standard spark plugs. If you are using a different type of spark plug, such as platinum or iridium plugs, the gap may vary. Always consult your owner's manual or a reputable automotive parts supplier for the correct gap for your specific spark plugs.