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What is the Spark plug gap for a 1999 Chevy Astro?

The recommended spark plug gap for a 1999 Chevy Astro with a 4.3L V6 engine is 0.045 inches (1.1 mm). However, always double-check your owner's manual for the most accurate and up-to-date information. The gap might vary slightly depending on the specific spark plug type used.