- Last updated 9/26/11 by stins

In most cases, the greenest car is the one you're already driving. Keeping your car in good repair delays the need to buy a new one, and minimizes wasted fuel. It's where to start. OIL CHANGES The 3,000 mile oil change is a myth. This is what the State of California says. Or more exactly what the California Integrated Waste Management Board (CIWMB) says. Most drivers (including myself) change their oil every 3,000 miles (or 5,000 km) even though many automakers now recommend service intervals of 5,000, 7,000 or even 10,000 miles for most modern... read more