What is the spark plug gap on 2001 Chevy Astro van?
The recommended spark plug gap for a 2001 Chevy Astro van 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 gap can vary slightly depending on the specific engine (4.3L or 2.9L) and type of spark plug used.