Dear Tom, I own a 2006 Chevy Impala and I change the oil and filter every 3,000 miles. How often should I change my air filter? Jack from Saginaw, MI Jack, According to GM’s normal maintenance ...
The question posed in the title of this post is one that I’ve seen debated on the ‘net since discovering car-related email lists. Fortunately, a Duramax owner tired of the lack of scientific evidence ...