You can now read 10 articles each month for free on BostonGlobe.com.

The Boston Globe

Business

Product Reviews

Real savings at the gas pump

What can save you money at pump — and what can’t

Like all drivers, you want to save gas and do what’s right for your car. But along with the tried-and-true advice, there are some well-intentioned tips that can lead you astray. Here are some common myths about fuel use and gas mileage, and the real stories behind them:

Your comment is subject to the rules of our Posting Policy

This comment may appear on your public profile. Public Profile FAQ

You have reached the limit of 10 free articles a month

Stay informed with unlimited access to Boston’s trusted news source.

  • High-quality journalism from the region’s largest newsroom
  • Convenient access across all of your devices
  • Today’s Headlines daily newsletter
  • Subscriber-only access to exclusive offers, events, contests, eBooks, and more
  • Less than $1 a week