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The spark plug gap for a 1988 Bonneville 6-cylinder?

The recommended spark plug gap for a 1988 Pontiac Bonneville 6-cylinder (likely a 3.8L V6) is 0.040 inches (1.0 mm). However, always double-check your owner's manual for the most accurate and up-to-date information. The manual will provide the specific gap for the spark plugs recommended for your car.