Some tips are useful, some are harmless, but some actually can cause problems.
The following are car care myths, you and your car can live without. No matter when your first scheduled tuneup, at a minimum, you should periodically check and change vital fluids and filters. Your car or truck probably prefers one brand to another. It may demonstrate this preference by running smoother, more noticeable when the engine is idling. Smoother means less wear over time.